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-rw-r--r--llvm/test/CodeGen/X86/O3-pipeline.ll4
-rw-r--r--llvm/test/CodeGen/X86/memcmp-mergeexpand.ll51
-rw-r--r--llvm/test/CodeGen/X86/memcmp-optsize.ll1013
-rw-r--r--llvm/test/CodeGen/X86/memcmp.ll1685
4 files changed, 0 insertions, 2753 deletions
diff --git a/llvm/test/CodeGen/X86/O3-pipeline.ll b/llvm/test/CodeGen/X86/O3-pipeline.ll
index 48bc2992a7e..bc5fd0ee345 100644
--- a/llvm/test/CodeGen/X86/O3-pipeline.ll
+++ b/llvm/test/CodeGen/X86/O3-pipeline.ll
@@ -29,10 +29,6 @@
; CHECK-NEXT: Loop Pass Manager
; CHECK-NEXT: Induction Variable Users
; CHECK-NEXT: Loop Strength Reduction
-; CHECK-NEXT: Basic Alias Analysis (stateless AA impl)
-; CHECK-NEXT: Function Alias Analysis Results
-; CHECK-NEXT: Merge contiguous icmps into a memcmp
-; CHECK-NEXT: Expand memcmp() to load/stores
; CHECK-NEXT: Lower Garbage Collection Instructions
; CHECK-NEXT: Shadow Stack GC Lowering
; CHECK-NEXT: Remove unreachable blocks from the CFG
diff --git a/llvm/test/CodeGen/X86/memcmp-mergeexpand.ll b/llvm/test/CodeGen/X86/memcmp-mergeexpand.ll
deleted file mode 100644
index 0be463daaeb..00000000000
--- a/llvm/test/CodeGen/X86/memcmp-mergeexpand.ll
+++ /dev/null
@@ -1,51 +0,0 @@
-; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
-; RUN: llc < %s -mtriple=i686-unknown-unknown | FileCheck %s --check-prefix=X86
-; RUN: llc < %s -mtriple=x86_64-unknown-unknown | FileCheck %s --check-prefix=X64
-
-; This tests interaction between MergeICmp and ExpandMemCmp.
-
-%"struct.std::pair" = type { i32, i32 }
-
-define zeroext i1 @opeq1(
-; X86-LABEL: opeq1:
-; X86: # %bb.0: # %"entry+land.rhs.i"
-; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
-; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx
-; X86-NEXT: movl (%ecx), %edx
-; X86-NEXT: movl 4(%ecx), %ecx
-; X86-NEXT: xorl (%eax), %edx
-; X86-NEXT: xorl 4(%eax), %ecx
-; X86-NEXT: orl %edx, %ecx
-; X86-NEXT: sete %al
-; X86-NEXT: retl
-;
-; X64-LABEL: opeq1:
-; X64: # %bb.0: # %"entry+land.rhs.i"
-; X64-NEXT: movq (%rdi), %rax
-; X64-NEXT: cmpq (%rsi), %rax
-; X64-NEXT: sete %al
-; X64-NEXT: retq
- %"struct.std::pair"* nocapture readonly dereferenceable(8) %a,
- %"struct.std::pair"* nocapture readonly dereferenceable(8) %b) local_unnamed_addr #0 {
-entry:
- %first.i = getelementptr inbounds %"struct.std::pair", %"struct.std::pair"* %a, i64 0, i32 0
- %0 = load i32, i32* %first.i, align 4
- %first1.i = getelementptr inbounds %"struct.std::pair", %"struct.std::pair"* %b, i64 0, i32 0
- %1 = load i32, i32* %first1.i, align 4
- %cmp.i = icmp eq i32 %0, %1
- br i1 %cmp.i, label %land.rhs.i, label %opeq1.exit
-
-land.rhs.i:
- %second.i = getelementptr inbounds %"struct.std::pair", %"struct.std::pair"* %a, i64 0, i32 1
- %2 = load i32, i32* %second.i, align 4
- %second2.i = getelementptr inbounds %"struct.std::pair", %"struct.std::pair"* %b, i64 0, i32 1
- %3 = load i32, i32* %second2.i, align 4
- %cmp3.i = icmp eq i32 %2, %3
- br label %opeq1.exit
-
-opeq1.exit:
- %4 = phi i1 [ false, %entry ], [ %cmp3.i, %land.rhs.i ]
- ret i1 %4
-}
-
-
diff --git a/llvm/test/CodeGen/X86/memcmp-optsize.ll b/llvm/test/CodeGen/X86/memcmp-optsize.ll
deleted file mode 100644
index b3bb3ab506f..00000000000
--- a/llvm/test/CodeGen/X86/memcmp-optsize.ll
+++ /dev/null
@@ -1,1013 +0,0 @@
-; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
-; RUN: llc < %s -mtriple=i686-unknown-unknown -mattr=cmov | FileCheck %s --check-prefix=X86 --check-prefix=X86-NOSSE
-; RUN: llc < %s -mtriple=i686-unknown-unknown -mattr=+sse2 | FileCheck %s --check-prefix=X86 --check-prefix=X86-SSE2
-; RUN: llc < %s -mtriple=x86_64-unknown-unknown | FileCheck %s --check-prefix=X64 --check-prefix=X64-SSE2
-; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=avx2 | FileCheck %s --check-prefix=X64 --check-prefix=X64-AVX2
-
-; This tests codegen time inlining/optimization of memcmp
-; rdar://6480398
-
-@.str = private constant [65 x i8] c"0123456789012345678901234567890123456789012345678901234567890123\00", align 1
-
-declare i32 @memcmp(i8*, i8*, i64)
-declare i32 @bcmp(i8*, i8*, i64)
-
-define i32 @length2(i8* %X, i8* %Y) nounwind optsize {
-; X86-LABEL: length2:
-; X86: # %bb.0:
-; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
-; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx
-; X86-NEXT: movzwl (%ecx), %ecx
-; X86-NEXT: movzwl (%eax), %edx
-; X86-NEXT: rolw $8, %cx
-; X86-NEXT: rolw $8, %dx
-; X86-NEXT: movzwl %cx, %eax
-; X86-NEXT: movzwl %dx, %ecx
-; X86-NEXT: subl %ecx, %eax
-; X86-NEXT: retl
-;
-; X64-LABEL: length2:
-; X64: # %bb.0:
-; X64-NEXT: movzwl (%rdi), %eax
-; X64-NEXT: movzwl (%rsi), %ecx
-; X64-NEXT: rolw $8, %ax
-; X64-NEXT: rolw $8, %cx
-; X64-NEXT: movzwl %ax, %eax
-; X64-NEXT: movzwl %cx, %ecx
-; X64-NEXT: subl %ecx, %eax
-; X64-NEXT: retq
- %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 2) nounwind
- ret i32 %m
-}
-
-define i1 @length2_eq(i8* %X, i8* %Y) nounwind optsize {
-; X86-LABEL: length2_eq:
-; X86: # %bb.0:
-; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
-; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx
-; X86-NEXT: movzwl (%ecx), %ecx
-; X86-NEXT: cmpw (%eax), %cx
-; X86-NEXT: sete %al
-; X86-NEXT: retl
-;
-; X64-LABEL: length2_eq:
-; X64: # %bb.0:
-; X64-NEXT: movzwl (%rdi), %eax
-; X64-NEXT: cmpw (%rsi), %ax
-; X64-NEXT: sete %al
-; X64-NEXT: retq
- %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 2) nounwind
- %c = icmp eq i32 %m, 0
- ret i1 %c
-}
-
-define i1 @length2_eq_const(i8* %X) nounwind optsize {
-; X86-LABEL: length2_eq_const:
-; X86: # %bb.0:
-; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
-; X86-NEXT: movzwl (%eax), %eax
-; X86-NEXT: cmpl $12849, %eax # imm = 0x3231
-; X86-NEXT: setne %al
-; X86-NEXT: retl
-;
-; X64-LABEL: length2_eq_const:
-; X64: # %bb.0:
-; X64-NEXT: movzwl (%rdi), %eax
-; X64-NEXT: cmpl $12849, %eax # imm = 0x3231
-; X64-NEXT: setne %al
-; X64-NEXT: retq
- %m = tail call i32 @memcmp(i8* %X, i8* getelementptr inbounds ([65 x i8], [65 x i8]* @.str, i32 0, i32 1), i64 2) nounwind
- %c = icmp ne i32 %m, 0
- ret i1 %c
-}
-
-define i1 @length2_eq_nobuiltin_attr(i8* %X, i8* %Y) nounwind optsize {
-; X86-LABEL: length2_eq_nobuiltin_attr:
-; X86: # %bb.0:
-; X86-NEXT: pushl $0
-; X86-NEXT: pushl $2
-; X86-NEXT: pushl {{[0-9]+}}(%esp)
-; X86-NEXT: pushl {{[0-9]+}}(%esp)
-; X86-NEXT: calll memcmp
-; X86-NEXT: addl $16, %esp
-; X86-NEXT: testl %eax, %eax
-; X86-NEXT: sete %al
-; X86-NEXT: retl
-;
-; X64-LABEL: length2_eq_nobuiltin_attr:
-; X64: # %bb.0:
-; X64-NEXT: pushq %rax
-; X64-NEXT: movl $2, %edx
-; X64-NEXT: callq memcmp
-; X64-NEXT: testl %eax, %eax
-; X64-NEXT: sete %al
-; X64-NEXT: popq %rcx
-; X64-NEXT: retq
- %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 2) nounwind nobuiltin
- %c = icmp eq i32 %m, 0
- ret i1 %c
-}
-
-define i32 @length3(i8* %X, i8* %Y) nounwind optsize {
-; X86-LABEL: length3:
-; X86: # %bb.0: # %loadbb
-; X86-NEXT: pushl %esi
-; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx
-; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
-; X86-NEXT: movzwl (%eax), %edx
-; X86-NEXT: movzwl (%ecx), %esi
-; X86-NEXT: rolw $8, %dx
-; X86-NEXT: rolw $8, %si
-; X86-NEXT: cmpw %si, %dx
-; X86-NEXT: jne .LBB4_1
-; X86-NEXT: # %bb.2: # %loadbb1
-; X86-NEXT: movzbl 2(%eax), %eax
-; X86-NEXT: movzbl 2(%ecx), %ecx
-; X86-NEXT: subl %ecx, %eax
-; X86-NEXT: jmp .LBB4_3
-; X86-NEXT: .LBB4_1: # %res_block
-; X86-NEXT: setae %al
-; X86-NEXT: movzbl %al, %eax
-; X86-NEXT: leal -1(%eax,%eax), %eax
-; X86-NEXT: .LBB4_3: # %endblock
-; X86-NEXT: popl %esi
-; X86-NEXT: retl
-;
-; X64-LABEL: length3:
-; X64: # %bb.0: # %loadbb
-; X64-NEXT: movzwl (%rdi), %eax
-; X64-NEXT: movzwl (%rsi), %ecx
-; X64-NEXT: rolw $8, %ax
-; X64-NEXT: rolw $8, %cx
-; X64-NEXT: cmpw %cx, %ax
-; X64-NEXT: jne .LBB4_1
-; X64-NEXT: # %bb.2: # %loadbb1
-; X64-NEXT: movzbl 2(%rdi), %eax
-; X64-NEXT: movzbl 2(%rsi), %ecx
-; X64-NEXT: subl %ecx, %eax
-; X64-NEXT: retq
-; X64-NEXT: .LBB4_1: # %res_block
-; X64-NEXT: setae %al
-; X64-NEXT: movzbl %al, %eax
-; X64-NEXT: leal -1(%rax,%rax), %eax
-; X64-NEXT: retq
- %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 3) nounwind
- ret i32 %m
-}
-
-define i1 @length3_eq(i8* %X, i8* %Y) nounwind optsize {
-; X86-LABEL: length3_eq:
-; X86: # %bb.0:
-; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
-; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx
-; X86-NEXT: movzwl (%ecx), %edx
-; X86-NEXT: xorw (%eax), %dx
-; X86-NEXT: movb 2(%ecx), %cl
-; X86-NEXT: xorb 2(%eax), %cl
-; X86-NEXT: movzbl %cl, %eax
-; X86-NEXT: orw %dx, %ax
-; X86-NEXT: setne %al
-; X86-NEXT: retl
-;
-; X64-LABEL: length3_eq:
-; X64: # %bb.0:
-; X64-NEXT: movzwl (%rdi), %eax
-; X64-NEXT: xorw (%rsi), %ax
-; X64-NEXT: movb 2(%rdi), %cl
-; X64-NEXT: xorb 2(%rsi), %cl
-; X64-NEXT: movzbl %cl, %ecx
-; X64-NEXT: orw %ax, %cx
-; X64-NEXT: setne %al
-; X64-NEXT: retq
- %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 3) nounwind
- %c = icmp ne i32 %m, 0
- ret i1 %c
-}
-
-define i32 @length4(i8* %X, i8* %Y) nounwind optsize {
-; X86-LABEL: length4:
-; X86: # %bb.0:
-; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
-; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx
-; X86-NEXT: movl (%ecx), %ecx
-; X86-NEXT: movl (%eax), %edx
-; X86-NEXT: bswapl %ecx
-; X86-NEXT: bswapl %edx
-; X86-NEXT: xorl %eax, %eax
-; X86-NEXT: cmpl %edx, %ecx
-; X86-NEXT: seta %al
-; X86-NEXT: sbbl $0, %eax
-; X86-NEXT: retl
-;
-; X64-LABEL: length4:
-; X64: # %bb.0:
-; X64-NEXT: movl (%rdi), %ecx
-; X64-NEXT: movl (%rsi), %edx
-; X64-NEXT: bswapl %ecx
-; X64-NEXT: bswapl %edx
-; X64-NEXT: xorl %eax, %eax
-; X64-NEXT: cmpl %edx, %ecx
-; X64-NEXT: seta %al
-; X64-NEXT: sbbl $0, %eax
-; X64-NEXT: retq
- %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 4) nounwind
- ret i32 %m
-}
-
-define i1 @length4_eq(i8* %X, i8* %Y) nounwind optsize {
-; X86-LABEL: length4_eq:
-; X86: # %bb.0:
-; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
-; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx
-; X86-NEXT: movl (%ecx), %ecx
-; X86-NEXT: cmpl (%eax), %ecx
-; X86-NEXT: setne %al
-; X86-NEXT: retl
-;
-; X64-LABEL: length4_eq:
-; X64: # %bb.0:
-; X64-NEXT: movl (%rdi), %eax
-; X64-NEXT: cmpl (%rsi), %eax
-; X64-NEXT: setne %al
-; X64-NEXT: retq
- %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 4) nounwind
- %c = icmp ne i32 %m, 0
- ret i1 %c
-}
-
-define i1 @length4_eq_const(i8* %X) nounwind optsize {
-; X86-LABEL: length4_eq_const:
-; X86: # %bb.0:
-; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
-; X86-NEXT: cmpl $875770417, (%eax) # imm = 0x34333231
-; X86-NEXT: sete %al
-; X86-NEXT: retl
-;
-; X64-LABEL: length4_eq_const:
-; X64: # %bb.0:
-; X64-NEXT: cmpl $875770417, (%rdi) # imm = 0x34333231
-; X64-NEXT: sete %al
-; X64-NEXT: retq
- %m = tail call i32 @memcmp(i8* %X, i8* getelementptr inbounds ([65 x i8], [65 x i8]* @.str, i32 0, i32 1), i64 4) nounwind
- %c = icmp eq i32 %m, 0
- ret i1 %c
-}
-
-define i32 @length5(i8* %X, i8* %Y) nounwind optsize {
-; X86-LABEL: length5:
-; X86: # %bb.0: # %loadbb
-; X86-NEXT: pushl %esi
-; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx
-; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
-; X86-NEXT: movl (%eax), %edx
-; X86-NEXT: movl (%ecx), %esi
-; X86-NEXT: bswapl %edx
-; X86-NEXT: bswapl %esi
-; X86-NEXT: cmpl %esi, %edx
-; X86-NEXT: jne .LBB9_1
-; X86-NEXT: # %bb.2: # %loadbb1
-; X86-NEXT: movzbl 4(%eax), %eax
-; X86-NEXT: movzbl 4(%ecx), %ecx
-; X86-NEXT: subl %ecx, %eax
-; X86-NEXT: jmp .LBB9_3
-; X86-NEXT: .LBB9_1: # %res_block
-; X86-NEXT: setae %al
-; X86-NEXT: movzbl %al, %eax
-; X86-NEXT: leal -1(%eax,%eax), %eax
-; X86-NEXT: .LBB9_3: # %endblock
-; X86-NEXT: popl %esi
-; X86-NEXT: retl
-;
-; X64-LABEL: length5:
-; X64: # %bb.0: # %loadbb
-; X64-NEXT: movl (%rdi), %eax
-; X64-NEXT: movl (%rsi), %ecx
-; X64-NEXT: bswapl %eax
-; X64-NEXT: bswapl %ecx
-; X64-NEXT: cmpl %ecx, %eax
-; X64-NEXT: jne .LBB9_1
-; X64-NEXT: # %bb.2: # %loadbb1
-; X64-NEXT: movzbl 4(%rdi), %eax
-; X64-NEXT: movzbl 4(%rsi), %ecx
-; X64-NEXT: subl %ecx, %eax
-; X64-NEXT: retq
-; X64-NEXT: .LBB9_1: # %res_block
-; X64-NEXT: setae %al
-; X64-NEXT: movzbl %al, %eax
-; X64-NEXT: leal -1(%rax,%rax), %eax
-; X64-NEXT: retq
- %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 5) nounwind
- ret i32 %m
-}
-
-define i1 @length5_eq(i8* %X, i8* %Y) nounwind optsize {
-; X86-LABEL: length5_eq:
-; X86: # %bb.0:
-; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
-; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx
-; X86-NEXT: movl (%ecx), %edx
-; X86-NEXT: xorl (%eax), %edx
-; X86-NEXT: movb 4(%ecx), %cl
-; X86-NEXT: xorb 4(%eax), %cl
-; X86-NEXT: movzbl %cl, %eax
-; X86-NEXT: orl %edx, %eax
-; X86-NEXT: setne %al
-; X86-NEXT: retl
-;
-; X64-LABEL: length5_eq:
-; X64: # %bb.0:
-; X64-NEXT: movl (%rdi), %eax
-; X64-NEXT: xorl (%rsi), %eax
-; X64-NEXT: movb 4(%rdi), %cl
-; X64-NEXT: xorb 4(%rsi), %cl
-; X64-NEXT: movzbl %cl, %ecx
-; X64-NEXT: orl %eax, %ecx
-; X64-NEXT: setne %al
-; X64-NEXT: retq
- %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 5) nounwind
- %c = icmp ne i32 %m, 0
- ret i1 %c
-}
-
-define i32 @length8(i8* %X, i8* %Y) nounwind optsize {
-; X86-LABEL: length8:
-; X86: # %bb.0:
-; X86-NEXT: pushl %esi
-; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
-; X86-NEXT: movl {{[0-9]+}}(%esp), %esi
-; X86-NEXT: movl (%esi), %ecx
-; X86-NEXT: movl (%eax), %edx
-; X86-NEXT: bswapl %ecx
-; X86-NEXT: bswapl %edx
-; X86-NEXT: cmpl %edx, %ecx
-; X86-NEXT: jne .LBB11_2
-; X86-NEXT: # %bb.1: # %loadbb1
-; X86-NEXT: movl 4(%esi), %ecx
-; X86-NEXT: movl 4(%eax), %edx
-; X86-NEXT: bswapl %ecx
-; X86-NEXT: bswapl %edx
-; X86-NEXT: xorl %eax, %eax
-; X86-NEXT: cmpl %edx, %ecx
-; X86-NEXT: je .LBB11_3
-; X86-NEXT: .LBB11_2: # %res_block
-; X86-NEXT: xorl %eax, %eax
-; X86-NEXT: cmpl %edx, %ecx
-; X86-NEXT: setae %al
-; X86-NEXT: leal -1(%eax,%eax), %eax
-; X86-NEXT: .LBB11_3: # %endblock
-; X86-NEXT: popl %esi
-; X86-NEXT: retl
-;
-; X64-LABEL: length8:
-; X64: # %bb.0:
-; X64-NEXT: movq (%rdi), %rcx
-; X64-NEXT: movq (%rsi), %rdx
-; X64-NEXT: bswapq %rcx
-; X64-NEXT: bswapq %rdx
-; X64-NEXT: xorl %eax, %eax
-; X64-NEXT: cmpq %rdx, %rcx
-; X64-NEXT: seta %al
-; X64-NEXT: sbbl $0, %eax
-; X64-NEXT: retq
- %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 8) nounwind
- ret i32 %m
-}
-
-define i1 @length8_eq(i8* %X, i8* %Y) nounwind optsize {
-; X86-LABEL: length8_eq:
-; X86: # %bb.0:
-; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
-; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx
-; X86-NEXT: movl (%ecx), %edx
-; X86-NEXT: movl 4(%ecx), %ecx
-; X86-NEXT: xorl (%eax), %edx
-; X86-NEXT: xorl 4(%eax), %ecx
-; X86-NEXT: orl %edx, %ecx
-; X86-NEXT: sete %al
-; X86-NEXT: retl
-;
-; X64-LABEL: length8_eq:
-; X64: # %bb.0:
-; X64-NEXT: movq (%rdi), %rax
-; X64-NEXT: cmpq (%rsi), %rax
-; X64-NEXT: sete %al
-; X64-NEXT: retq
- %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 8) nounwind
- %c = icmp eq i32 %m, 0
- ret i1 %c
-}
-
-define i1 @length8_eq_const(i8* %X) nounwind optsize {
-; X86-LABEL: length8_eq_const:
-; X86: # %bb.0:
-; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
-; X86-NEXT: movl $858927408, %ecx # imm = 0x33323130
-; X86-NEXT: xorl (%eax), %ecx
-; X86-NEXT: movl $926299444, %edx # imm = 0x37363534
-; X86-NEXT: xorl 4(%eax), %edx
-; X86-NEXT: orl %ecx, %edx
-; X86-NEXT: setne %al
-; X86-NEXT: retl
-;
-; X64-LABEL: length8_eq_const:
-; X64: # %bb.0:
-; X64-NEXT: movabsq $3978425819141910832, %rax # imm = 0x3736353433323130
-; X64-NEXT: cmpq %rax, (%rdi)
-; X64-NEXT: setne %al
-; X64-NEXT: retq
- %m = tail call i32 @memcmp(i8* %X, i8* getelementptr inbounds ([65 x i8], [65 x i8]* @.str, i32 0, i32 0), i64 8) nounwind
- %c = icmp ne i32 %m, 0
- ret i1 %c
-}
-
-define i1 @length12_eq(i8* %X, i8* %Y) nounwind optsize {
-; X86-LABEL: length12_eq:
-; X86: # %bb.0:
-; X86-NEXT: pushl $0
-; X86-NEXT: pushl $12
-; X86-NEXT: pushl {{[0-9]+}}(%esp)
-; X86-NEXT: pushl {{[0-9]+}}(%esp)
-; X86-NEXT: calll memcmp
-; X86-NEXT: addl $16, %esp
-; X86-NEXT: testl %eax, %eax
-; X86-NEXT: setne %al
-; X86-NEXT: retl
-;
-; X64-LABEL: length12_eq:
-; X64: # %bb.0:
-; X64-NEXT: movq (%rdi), %rax
-; X64-NEXT: xorq (%rsi), %rax
-; X64-NEXT: movl 8(%rdi), %ecx
-; X64-NEXT: xorl 8(%rsi), %ecx
-; X64-NEXT: orq %rax, %rcx
-; X64-NEXT: setne %al
-; X64-NEXT: retq
- %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 12) nounwind
- %c = icmp ne i32 %m, 0
- ret i1 %c
-}
-
-define i32 @length12(i8* %X, i8* %Y) nounwind optsize {
-; X86-LABEL: length12:
-; X86: # %bb.0:
-; X86-NEXT: pushl $0
-; X86-NEXT: pushl $12
-; X86-NEXT: pushl {{[0-9]+}}(%esp)
-; X86-NEXT: pushl {{[0-9]+}}(%esp)
-; X86-NEXT: calll memcmp
-; X86-NEXT: addl $16, %esp
-; X86-NEXT: retl
-;
-; X64-LABEL: length12:
-; X64: # %bb.0:
-; X64-NEXT: movq (%rdi), %rcx
-; X64-NEXT: movq (%rsi), %rdx
-; X64-NEXT: bswapq %rcx
-; X64-NEXT: bswapq %rdx
-; X64-NEXT: cmpq %rdx, %rcx
-; X64-NEXT: jne .LBB15_2
-; X64-NEXT: # %bb.1: # %loadbb1
-; X64-NEXT: movl 8(%rdi), %ecx
-; X64-NEXT: movl 8(%rsi), %edx
-; X64-NEXT: bswapl %ecx
-; X64-NEXT: bswapl %edx
-; X64-NEXT: xorl %eax, %eax
-; X64-NEXT: cmpq %rdx, %rcx
-; X64-NEXT: je .LBB15_3
-; X64-NEXT: .LBB15_2: # %res_block
-; X64-NEXT: xorl %eax, %eax
-; X64-NEXT: cmpq %rdx, %rcx
-; X64-NEXT: setae %al
-; X64-NEXT: leal -1(%rax,%rax), %eax
-; X64-NEXT: .LBB15_3: # %endblock
-; X64-NEXT: retq
- %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 12) nounwind
- ret i32 %m
-}
-
-; PR33329 - https://bugs.llvm.org/show_bug.cgi?id=33329
-
-define i32 @length16(i8* %X, i8* %Y) nounwind optsize {
-; X86-LABEL: length16:
-; X86: # %bb.0:
-; X86-NEXT: pushl $0
-; X86-NEXT: pushl $16
-; X86-NEXT: pushl {{[0-9]+}}(%esp)
-; X86-NEXT: pushl {{[0-9]+}}(%esp)
-; X86-NEXT: calll memcmp
-; X86-NEXT: addl $16, %esp
-; X86-NEXT: retl
-;
-; X64-LABEL: length16:
-; X64: # %bb.0:
-; X64-NEXT: movq (%rdi), %rcx
-; X64-NEXT: movq (%rsi), %rdx
-; X64-NEXT: bswapq %rcx
-; X64-NEXT: bswapq %rdx
-; X64-NEXT: cmpq %rdx, %rcx
-; X64-NEXT: jne .LBB16_2
-; X64-NEXT: # %bb.1: # %loadbb1
-; X64-NEXT: movq 8(%rdi), %rcx
-; X64-NEXT: movq 8(%rsi), %rdx
-; X64-NEXT: bswapq %rcx
-; X64-NEXT: bswapq %rdx
-; X64-NEXT: xorl %eax, %eax
-; X64-NEXT: cmpq %rdx, %rcx
-; X64-NEXT: je .LBB16_3
-; X64-NEXT: .LBB16_2: # %res_block
-; X64-NEXT: xorl %eax, %eax
-; X64-NEXT: cmpq %rdx, %rcx
-; X64-NEXT: setae %al
-; X64-NEXT: leal -1(%rax,%rax), %eax
-; X64-NEXT: .LBB16_3: # %endblock
-; X64-NEXT: retq
- %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 16) nounwind
- ret i32 %m
-}
-
-define i1 @length16_eq(i8* %x, i8* %y) nounwind optsize {
-; X86-NOSSE-LABEL: length16_eq:
-; X86-NOSSE: # %bb.0:
-; X86-NOSSE-NEXT: pushl $0
-; X86-NOSSE-NEXT: pushl $16
-; X86-NOSSE-NEXT: pushl {{[0-9]+}}(%esp)
-; X86-NOSSE-NEXT: pushl {{[0-9]+}}(%esp)
-; X86-NOSSE-NEXT: calll memcmp
-; X86-NOSSE-NEXT: addl $16, %esp
-; X86-NOSSE-NEXT: testl %eax, %eax
-; X86-NOSSE-NEXT: setne %al
-; X86-NOSSE-NEXT: retl
-;
-; X86-SSE2-LABEL: length16_eq:
-; X86-SSE2: # %bb.0:
-; X86-SSE2-NEXT: movl {{[0-9]+}}(%esp), %eax
-; X86-SSE2-NEXT: movl {{[0-9]+}}(%esp), %ecx
-; X86-SSE2-NEXT: movdqu (%ecx), %xmm0
-; X86-SSE2-NEXT: movdqu (%eax), %xmm1
-; X86-SSE2-NEXT: pcmpeqb %xmm0, %xmm1
-; X86-SSE2-NEXT: pmovmskb %xmm1, %eax
-; X86-SSE2-NEXT: cmpl $65535, %eax # imm = 0xFFFF
-; X86-SSE2-NEXT: setne %al
-; X86-SSE2-NEXT: retl
-;
-; X64-SSE2-LABEL: length16_eq:
-; X64-SSE2: # %bb.0:
-; X64-SSE2-NEXT: movdqu (%rdi), %xmm0
-; X64-SSE2-NEXT: movdqu (%rsi), %xmm1
-; X64-SSE2-NEXT: pcmpeqb %xmm0, %xmm1
-; X64-SSE2-NEXT: pmovmskb %xmm1, %eax
-; X64-SSE2-NEXT: cmpl $65535, %eax # imm = 0xFFFF
-; X64-SSE2-NEXT: setne %al
-; X64-SSE2-NEXT: retq
-;
-; X64-AVX2-LABEL: length16_eq:
-; X64-AVX2: # %bb.0:
-; X64-AVX2-NEXT: vmovdqu (%rdi), %xmm0
-; X64-AVX2-NEXT: vpcmpeqb (%rsi), %xmm0, %xmm0
-; X64-AVX2-NEXT: vpmovmskb %xmm0, %eax
-; X64-AVX2-NEXT: cmpl $65535, %eax # imm = 0xFFFF
-; X64-AVX2-NEXT: setne %al
-; X64-AVX2-NEXT: retq
- %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 16) nounwind
- %cmp = icmp ne i32 %call, 0
- ret i1 %cmp
-}
-
-define i1 @length16_eq_const(i8* %X) nounwind optsize {
-; X86-NOSSE-LABEL: length16_eq_const:
-; X86-NOSSE: # %bb.0:
-; X86-NOSSE-NEXT: pushl $0
-; X86-NOSSE-NEXT: pushl $16
-; X86-NOSSE-NEXT: pushl $.L.str
-; X86-NOSSE-NEXT: pushl {{[0-9]+}}(%esp)
-; X86-NOSSE-NEXT: calll memcmp
-; X86-NOSSE-NEXT: addl $16, %esp
-; X86-NOSSE-NEXT: testl %eax, %eax
-; X86-NOSSE-NEXT: sete %al
-; X86-NOSSE-NEXT: retl
-;
-; X86-SSE2-LABEL: length16_eq_const:
-; X86-SSE2: # %bb.0:
-; X86-SSE2-NEXT: movl {{[0-9]+}}(%esp), %eax
-; X86-SSE2-NEXT: movdqu (%eax), %xmm0
-; X86-SSE2-NEXT: pcmpeqb {{\.LCPI.*}}, %xmm0
-; X86-SSE2-NEXT: pmovmskb %xmm0, %eax
-; X86-SSE2-NEXT: cmpl $65535, %eax # imm = 0xFFFF
-; X86-SSE2-NEXT: sete %al
-; X86-SSE2-NEXT: retl
-;
-; X64-SSE2-LABEL: length16_eq_const:
-; X64-SSE2: # %bb.0:
-; X64-SSE2-NEXT: movdqu (%rdi), %xmm0
-; X64-SSE2-NEXT: pcmpeqb {{.*}}(%rip), %xmm0
-; X64-SSE2-NEXT: pmovmskb %xmm0, %eax
-; X64-SSE2-NEXT: cmpl $65535, %eax # imm = 0xFFFF
-; X64-SSE2-NEXT: sete %al
-; X64-SSE2-NEXT: retq
-;
-; X64-AVX2-LABEL: length16_eq_const:
-; X64-AVX2: # %bb.0:
-; X64-AVX2-NEXT: vmovdqu (%rdi), %xmm0
-; X64-AVX2-NEXT: vpcmpeqb {{.*}}(%rip), %xmm0, %xmm0
-; X64-AVX2-NEXT: vpmovmskb %xmm0, %eax
-; X64-AVX2-NEXT: cmpl $65535, %eax # imm = 0xFFFF
-; X64-AVX2-NEXT: sete %al
-; X64-AVX2-NEXT: retq
- %m = tail call i32 @memcmp(i8* %X, i8* getelementptr inbounds ([65 x i8], [65 x i8]* @.str, i32 0, i32 0), i64 16) nounwind
- %c = icmp eq i32 %m, 0
- ret i1 %c
-}
-
-; PR33914 - https://bugs.llvm.org/show_bug.cgi?id=33914
-
-define i32 @length24(i8* %X, i8* %Y) nounwind optsize {
-; X86-LABEL: length24:
-; X86: # %bb.0:
-; X86-NEXT: pushl $0
-; X86-NEXT: pushl $24
-; X86-NEXT: pushl {{[0-9]+}}(%esp)
-; X86-NEXT: pushl {{[0-9]+}}(%esp)
-; X86-NEXT: calll memcmp
-; X86-NEXT: addl $16, %esp
-; X86-NEXT: retl
-;
-; X64-LABEL: length24:
-; X64: # %bb.0:
-; X64-NEXT: movl $24, %edx
-; X64-NEXT: jmp memcmp # TAILCALL
- %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 24) nounwind
- ret i32 %m
-}
-
-define i1 @length24_eq(i8* %x, i8* %y) nounwind optsize {
-; X86-NOSSE-LABEL: length24_eq:
-; X86-NOSSE: # %bb.0:
-; X86-NOSSE-NEXT: pushl $0
-; X86-NOSSE-NEXT: pushl $24
-; X86-NOSSE-NEXT: pushl {{[0-9]+}}(%esp)
-; X86-NOSSE-NEXT: pushl {{[0-9]+}}(%esp)
-; X86-NOSSE-NEXT: calll memcmp
-; X86-NOSSE-NEXT: addl $16, %esp
-; X86-NOSSE-NEXT: testl %eax, %eax
-; X86-NOSSE-NEXT: sete %al
-; X86-NOSSE-NEXT: retl
-;
-; X86-SSE2-LABEL: length24_eq:
-; X86-SSE2: # %bb.0:
-; X86-SSE2-NEXT: movl {{[0-9]+}}(%esp), %eax
-; X86-SSE2-NEXT: movl {{[0-9]+}}(%esp), %ecx
-; X86-SSE2-NEXT: movdqu (%ecx), %xmm0
-; X86-SSE2-NEXT: movdqu 8(%ecx), %xmm1
-; X86-SSE2-NEXT: movdqu (%eax), %xmm2
-; X86-SSE2-NEXT: pcmpeqb %xmm0, %xmm2
-; X86-SSE2-NEXT: movdqu 8(%eax), %xmm0
-; X86-SSE2-NEXT: pcmpeqb %xmm1, %xmm0
-; X86-SSE2-NEXT: pand %xmm2, %xmm0
-; X86-SSE2-NEXT: pmovmskb %xmm0, %eax
-; X86-SSE2-NEXT: cmpl $65535, %eax # imm = 0xFFFF
-; X86-SSE2-NEXT: sete %al
-; X86-SSE2-NEXT: retl
-;
-; X64-SSE2-LABEL: length24_eq:
-; X64-SSE2: # %bb.0:
-; X64-SSE2-NEXT: movdqu (%rdi), %xmm0
-; X64-SSE2-NEXT: movdqu (%rsi), %xmm1
-; X64-SSE2-NEXT: pcmpeqb %xmm0, %xmm1
-; X64-SSE2-NEXT: movq {{.*#+}} xmm0 = mem[0],zero
-; X64-SSE2-NEXT: movq {{.*#+}} xmm2 = mem[0],zero
-; X64-SSE2-NEXT: pcmpeqb %xmm0, %xmm2
-; X64-SSE2-NEXT: pand %xmm1, %xmm2
-; X64-SSE2-NEXT: pmovmskb %xmm2, %eax
-; X64-SSE2-NEXT: cmpl $65535, %eax # imm = 0xFFFF
-; X64-SSE2-NEXT: sete %al
-; X64-SSE2-NEXT: retq
-;
-; X64-AVX2-LABEL: length24_eq:
-; X64-AVX2: # %bb.0:
-; X64-AVX2-NEXT: vmovdqu (%rdi), %xmm0
-; X64-AVX2-NEXT: vmovq {{.*#+}} xmm1 = mem[0],zero
-; X64-AVX2-NEXT: vmovq {{.*#+}} xmm2 = mem[0],zero
-; X64-AVX2-NEXT: vpcmpeqb %xmm2, %xmm1, %xmm1
-; X64-AVX2-NEXT: vpcmpeqb (%rsi), %xmm0, %xmm0
-; X64-AVX2-NEXT: vpand %xmm1, %xmm0, %xmm0
-; X64-AVX2-NEXT: vpmovmskb %xmm0, %eax
-; X64-AVX2-NEXT: cmpl $65535, %eax # imm = 0xFFFF
-; X64-AVX2-NEXT: sete %al
-; X64-AVX2-NEXT: retq
- %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 24) nounwind
- %cmp = icmp eq i32 %call, 0
- ret i1 %cmp
-}
-
-define i1 @length24_eq_const(i8* %X) nounwind optsize {
-; X86-NOSSE-LABEL: length24_eq_const:
-; X86-NOSSE: # %bb.0:
-; X86-NOSSE-NEXT: pushl $0
-; X86-NOSSE-NEXT: pushl $24
-; X86-NOSSE-NEXT: pushl $.L.str
-; X86-NOSSE-NEXT: pushl {{[0-9]+}}(%esp)
-; X86-NOSSE-NEXT: calll memcmp
-; X86-NOSSE-NEXT: addl $16, %esp
-; X86-NOSSE-NEXT: testl %eax, %eax
-; X86-NOSSE-NEXT: setne %al
-; X86-NOSSE-NEXT: retl
-;
-; X86-SSE2-LABEL: length24_eq_const:
-; X86-SSE2: # %bb.0:
-; X86-SSE2-NEXT: movl {{[0-9]+}}(%esp), %eax
-; X86-SSE2-NEXT: movdqu (%eax), %xmm0
-; X86-SSE2-NEXT: movdqu 8(%eax), %xmm1
-; X86-SSE2-NEXT: pcmpeqb {{\.LCPI.*}}, %xmm1
-; X86-SSE2-NEXT: pcmpeqb {{\.LCPI.*}}, %xmm0
-; X86-SSE2-NEXT: pand %xmm1, %xmm0
-; X86-SSE2-NEXT: pmovmskb %xmm0, %eax
-; X86-SSE2-NEXT: cmpl $65535, %eax # imm = 0xFFFF
-; X86-SSE2-NEXT: setne %al
-; X86-SSE2-NEXT: retl
-;
-; X64-SSE2-LABEL: length24_eq_const:
-; X64-SSE2: # %bb.0:
-; X64-SSE2-NEXT: movdqu (%rdi), %xmm0
-; X64-SSE2-NEXT: movq {{.*#+}} xmm1 = mem[0],zero
-; X64-SSE2-NEXT: pcmpeqb {{.*}}(%rip), %xmm1
-; X64-SSE2-NEXT: pcmpeqb {{.*}}(%rip), %xmm0
-; X64-SSE2-NEXT: pand %xmm1, %xmm0
-; X64-SSE2-NEXT: pmovmskb %xmm0, %eax
-; X64-SSE2-NEXT: cmpl $65535, %eax # imm = 0xFFFF
-; X64-SSE2-NEXT: setne %al
-; X64-SSE2-NEXT: retq
-;
-; X64-AVX2-LABEL: length24_eq_const:
-; X64-AVX2: # %bb.0:
-; X64-AVX2-NEXT: vmovdqu (%rdi), %xmm0
-; X64-AVX2-NEXT: vmovq {{.*#+}} xmm1 = mem[0],zero
-; X64-AVX2-NEXT: vpcmpeqb {{.*}}(%rip), %xmm1, %xmm1
-; X64-AVX2-NEXT: vpcmpeqb {{.*}}(%rip), %xmm0, %xmm0
-; X64-AVX2-NEXT: vpand %xmm1, %xmm0, %xmm0
-; X64-AVX2-NEXT: vpmovmskb %xmm0, %eax
-; X64-AVX2-NEXT: cmpl $65535, %eax # imm = 0xFFFF
-; X64-AVX2-NEXT: setne %al
-; X64-AVX2-NEXT: retq
- %m = tail call i32 @memcmp(i8* %X, i8* getelementptr inbounds ([65 x i8], [65 x i8]* @.str, i32 0, i32 0), i64 24) nounwind
- %c = icmp ne i32 %m, 0
- ret i1 %c
-}
-
-define i32 @length32(i8* %X, i8* %Y) nounwind optsize {
-; X86-LABEL: length32:
-; X86: # %bb.0:
-; X86-NEXT: pushl $0
-; X86-NEXT: pushl $32
-; X86-NEXT: pushl {{[0-9]+}}(%esp)
-; X86-NEXT: pushl {{[0-9]+}}(%esp)
-; X86-NEXT: calll memcmp
-; X86-NEXT: addl $16, %esp
-; X86-NEXT: retl
-;
-; X64-LABEL: length32:
-; X64: # %bb.0:
-; X64-NEXT: movl $32, %edx
-; X64-NEXT: jmp memcmp # TAILCALL
- %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 32) nounwind
- ret i32 %m
-}
-
-; PR33325 - https://bugs.llvm.org/show_bug.cgi?id=33325
-
-define i1 @length32_eq(i8* %x, i8* %y) nounwind optsize {
-; X86-NOSSE-LABEL: length32_eq:
-; X86-NOSSE: # %bb.0:
-; X86-NOSSE-NEXT: pushl $0
-; X86-NOSSE-NEXT: pushl $32
-; X86-NOSSE-NEXT: pushl {{[0-9]+}}(%esp)
-; X86-NOSSE-NEXT: pushl {{[0-9]+}}(%esp)
-; X86-NOSSE-NEXT: calll memcmp
-; X86-NOSSE-NEXT: addl $16, %esp
-; X86-NOSSE-NEXT: testl %eax, %eax
-; X86-NOSSE-NEXT: sete %al
-; X86-NOSSE-NEXT: retl
-;
-; X86-SSE2-LABEL: length32_eq:
-; X86-SSE2: # %bb.0:
-; X86-SSE2-NEXT: movl {{[0-9]+}}(%esp), %eax
-; X86-SSE2-NEXT: movl {{[0-9]+}}(%esp), %ecx
-; X86-SSE2-NEXT: movdqu (%ecx), %xmm0
-; X86-SSE2-NEXT: movdqu 16(%ecx), %xmm1
-; X86-SSE2-NEXT: movdqu (%eax), %xmm2
-; X86-SSE2-NEXT: pcmpeqb %xmm0, %xmm2
-; X86-SSE2-NEXT: movdqu 16(%eax), %xmm0
-; X86-SSE2-NEXT: pcmpeqb %xmm1, %xmm0
-; X86-SSE2-NEXT: pand %xmm2, %xmm0
-; X86-SSE2-NEXT: pmovmskb %xmm0, %eax
-; X86-SSE2-NEXT: cmpl $65535, %eax # imm = 0xFFFF
-; X86-SSE2-NEXT: sete %al
-; X86-SSE2-NEXT: retl
-;
-; X64-SSE2-LABEL: length32_eq:
-; X64-SSE2: # %bb.0:
-; X64-SSE2-NEXT: movdqu (%rdi), %xmm0
-; X64-SSE2-NEXT: movdqu 16(%rdi), %xmm1
-; X64-SSE2-NEXT: movdqu (%rsi), %xmm2
-; X64-SSE2-NEXT: pcmpeqb %xmm0, %xmm2
-; X64-SSE2-NEXT: movdqu 16(%rsi), %xmm0
-; X64-SSE2-NEXT: pcmpeqb %xmm1, %xmm0
-; X64-SSE2-NEXT: pand %xmm2, %xmm0
-; X64-SSE2-NEXT: pmovmskb %xmm0, %eax
-; X64-SSE2-NEXT: cmpl $65535, %eax # imm = 0xFFFF
-; X64-SSE2-NEXT: sete %al
-; X64-SSE2-NEXT: retq
-;
-; X64-AVX2-LABEL: length32_eq:
-; X64-AVX2: # %bb.0:
-; X64-AVX2-NEXT: vmovdqu (%rdi), %ymm0
-; X64-AVX2-NEXT: vpcmpeqb (%rsi), %ymm0, %ymm0
-; X64-AVX2-NEXT: vpmovmskb %ymm0, %eax
-; X64-AVX2-NEXT: cmpl $-1, %eax
-; X64-AVX2-NEXT: sete %al
-; X64-AVX2-NEXT: vzeroupper
-; X64-AVX2-NEXT: retq
- %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 32) nounwind
- %cmp = icmp eq i32 %call, 0
- ret i1 %cmp
-}
-
-define i1 @length32_eq_const(i8* %X) nounwind optsize {
-; X86-NOSSE-LABEL: length32_eq_const:
-; X86-NOSSE: # %bb.0:
-; X86-NOSSE-NEXT: pushl $0
-; X86-NOSSE-NEXT: pushl $32
-; X86-NOSSE-NEXT: pushl $.L.str
-; X86-NOSSE-NEXT: pushl {{[0-9]+}}(%esp)
-; X86-NOSSE-NEXT: calll memcmp
-; X86-NOSSE-NEXT: addl $16, %esp
-; X86-NOSSE-NEXT: testl %eax, %eax
-; X86-NOSSE-NEXT: setne %al
-; X86-NOSSE-NEXT: retl
-;
-; X86-SSE2-LABEL: length32_eq_const:
-; X86-SSE2: # %bb.0:
-; X86-SSE2-NEXT: movl {{[0-9]+}}(%esp), %eax
-; X86-SSE2-NEXT: movdqu (%eax), %xmm0
-; X86-SSE2-NEXT: movdqu 16(%eax), %xmm1
-; X86-SSE2-NEXT: pcmpeqb {{\.LCPI.*}}, %xmm1
-; X86-SSE2-NEXT: pcmpeqb {{\.LCPI.*}}, %xmm0
-; X86-SSE2-NEXT: pand %xmm1, %xmm0
-; X86-SSE2-NEXT: pmovmskb %xmm0, %eax
-; X86-SSE2-NEXT: cmpl $65535, %eax # imm = 0xFFFF
-; X86-SSE2-NEXT: setne %al
-; X86-SSE2-NEXT: retl
-;
-; X64-SSE2-LABEL: length32_eq_const:
-; X64-SSE2: # %bb.0:
-; X64-SSE2-NEXT: movdqu (%rdi), %xmm0
-; X64-SSE2-NEXT: movdqu 16(%rdi), %xmm1
-; X64-SSE2-NEXT: pcmpeqb {{.*}}(%rip), %xmm1
-; X64-SSE2-NEXT: pcmpeqb {{.*}}(%rip), %xmm0
-; X64-SSE2-NEXT: pand %xmm1, %xmm0
-; X64-SSE2-NEXT: pmovmskb %xmm0, %eax
-; X64-SSE2-NEXT: cmpl $65535, %eax # imm = 0xFFFF
-; X64-SSE2-NEXT: setne %al
-; X64-SSE2-NEXT: retq
-;
-; X64-AVX2-LABEL: length32_eq_const:
-; X64-AVX2: # %bb.0:
-; X64-AVX2-NEXT: vmovdqu (%rdi), %ymm0
-; X64-AVX2-NEXT: vpcmpeqb {{.*}}(%rip), %ymm0, %ymm0
-; X64-AVX2-NEXT: vpmovmskb %ymm0, %eax
-; X64-AVX2-NEXT: cmpl $-1, %eax
-; X64-AVX2-NEXT: setne %al
-; X64-AVX2-NEXT: vzeroupper
-; X64-AVX2-NEXT: retq
- %m = tail call i32 @memcmp(i8* %X, i8* getelementptr inbounds ([65 x i8], [65 x i8]* @.str, i32 0, i32 0), i64 32) nounwind
- %c = icmp ne i32 %m, 0
- ret i1 %c
-}
-
-define i32 @length64(i8* %X, i8* %Y) nounwind optsize {
-; X86-LABEL: length64:
-; X86: # %bb.0:
-; X86-NEXT: pushl $0
-; X86-NEXT: pushl $64
-; X86-NEXT: pushl {{[0-9]+}}(%esp)
-; X86-NEXT: pushl {{[0-9]+}}(%esp)
-; X86-NEXT: calll memcmp
-; X86-NEXT: addl $16, %esp
-; X86-NEXT: retl
-;
-; X64-LABEL: length64:
-; X64: # %bb.0:
-; X64-NEXT: movl $64, %edx
-; X64-NEXT: jmp memcmp # TAILCALL
- %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 64) nounwind
- ret i32 %m
-}
-
-define i1 @length64_eq(i8* %x, i8* %y) nounwind optsize {
-; X86-LABEL: length64_eq:
-; X86: # %bb.0:
-; X86-NEXT: pushl $0
-; X86-NEXT: pushl $64
-; X86-NEXT: pushl {{[0-9]+}}(%esp)
-; X86-NEXT: pushl {{[0-9]+}}(%esp)
-; X86-NEXT: calll memcmp
-; X86-NEXT: addl $16, %esp
-; X86-NEXT: testl %eax, %eax
-; X86-NEXT: setne %al
-; X86-NEXT: retl
-;
-; X64-SSE2-LABEL: length64_eq:
-; X64-SSE2: # %bb.0:
-; X64-SSE2-NEXT: pushq %rax
-; X64-SSE2-NEXT: movl $64, %edx
-; X64-SSE2-NEXT: callq memcmp
-; X64-SSE2-NEXT: testl %eax, %eax
-; X64-SSE2-NEXT: setne %al
-; X64-SSE2-NEXT: popq %rcx
-; X64-SSE2-NEXT: retq
-;
-; X64-AVX2-LABEL: length64_eq:
-; X64-AVX2: # %bb.0:
-; X64-AVX2-NEXT: vmovdqu (%rdi), %ymm0
-; X64-AVX2-NEXT: vmovdqu 32(%rdi), %ymm1
-; X64-AVX2-NEXT: vpcmpeqb 32(%rsi), %ymm1, %ymm1
-; X64-AVX2-NEXT: vpcmpeqb (%rsi), %ymm0, %ymm0
-; X64-AVX2-NEXT: vpand %ymm1, %ymm0, %ymm0
-; X64-AVX2-NEXT: vpmovmskb %ymm0, %eax
-; X64-AVX2-NEXT: cmpl $-1, %eax
-; X64-AVX2-NEXT: setne %al
-; X64-AVX2-NEXT: vzeroupper
-; X64-AVX2-NEXT: retq
- %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 64) nounwind
- %cmp = icmp ne i32 %call, 0
- ret i1 %cmp
-}
-
-define i1 @length64_eq_const(i8* %X) nounwind optsize {
-; X86-LABEL: length64_eq_const:
-; X86: # %bb.0:
-; X86-NEXT: pushl $0
-; X86-NEXT: pushl $64
-; X86-NEXT: pushl $.L.str
-; X86-NEXT: pushl {{[0-9]+}}(%esp)
-; X86-NEXT: calll memcmp
-; X86-NEXT: addl $16, %esp
-; X86-NEXT: testl %eax, %eax
-; X86-NEXT: sete %al
-; X86-NEXT: retl
-;
-; X64-SSE2-LABEL: length64_eq_const:
-; X64-SSE2: # %bb.0:
-; X64-SSE2-NEXT: pushq %rax
-; X64-SSE2-NEXT: movl $.L.str, %esi
-; X64-SSE2-NEXT: movl $64, %edx
-; X64-SSE2-NEXT: callq memcmp
-; X64-SSE2-NEXT: testl %eax, %eax
-; X64-SSE2-NEXT: sete %al
-; X64-SSE2-NEXT: popq %rcx
-; X64-SSE2-NEXT: retq
-;
-; X64-AVX2-LABEL: length64_eq_const:
-; X64-AVX2: # %bb.0:
-; X64-AVX2-NEXT: vmovdqu (%rdi), %ymm0
-; X64-AVX2-NEXT: vmovdqu 32(%rdi), %ymm1
-; X64-AVX2-NEXT: vpcmpeqb {{.*}}(%rip), %ymm1, %ymm1
-; X64-AVX2-NEXT: vpcmpeqb {{.*}}(%rip), %ymm0, %ymm0
-; X64-AVX2-NEXT: vpand %ymm1, %ymm0, %ymm0
-; X64-AVX2-NEXT: vpmovmskb %ymm0, %eax
-; X64-AVX2-NEXT: cmpl $-1, %eax
-; X64-AVX2-NEXT: sete %al
-; X64-AVX2-NEXT: vzeroupper
-; X64-AVX2-NEXT: retq
- %m = tail call i32 @memcmp(i8* %X, i8* getelementptr inbounds ([65 x i8], [65 x i8]* @.str, i32 0, i32 0), i64 64) nounwind
- %c = icmp eq i32 %m, 0
- ret i1 %c
-}
-
-define i32 @bcmp_length2(i8* %X, i8* %Y) nounwind optsize {
-; X86-LABEL: bcmp_length2:
-; X86: # %bb.0:
-; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
-; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx
-; X86-NEXT: movzwl (%ecx), %ecx
-; X86-NEXT: movzwl (%eax), %edx
-; X86-NEXT: rolw $8, %cx
-; X86-NEXT: rolw $8, %dx
-; X86-NEXT: movzwl %cx, %eax
-; X86-NEXT: movzwl %dx, %ecx
-; X86-NEXT: subl %ecx, %eax
-; X86-NEXT: retl
-;
-; X64-LABEL: bcmp_length2:
-; X64: # %bb.0:
-; X64-NEXT: movzwl (%rdi), %eax
-; X64-NEXT: movzwl (%rsi), %ecx
-; X64-NEXT: rolw $8, %ax
-; X64-NEXT: rolw $8, %cx
-; X64-NEXT: movzwl %ax, %eax
-; X64-NEXT: movzwl %cx, %ecx
-; X64-NEXT: subl %ecx, %eax
-; X64-NEXT: retq
- %m = tail call i32 @bcmp(i8* %X, i8* %Y, i64 2) nounwind
- ret i32 %m
-}
-
diff --git a/llvm/test/CodeGen/X86/memcmp.ll b/llvm/test/CodeGen/X86/memcmp.ll
deleted file mode 100644
index 8a7c7847fe0..00000000000
--- a/llvm/test/CodeGen/X86/memcmp.ll
+++ /dev/null
@@ -1,1685 +0,0 @@
-; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
-; RUN: llc < %s -mtriple=i686-unknown-unknown -mattr=cmov | FileCheck %s --check-prefix=X86 --check-prefix=X86-NOSSE
-; RUN: llc < %s -mtriple=i686-unknown-unknown -mattr=+sse | FileCheck %s --check-prefix=X86 --check-prefix=SSE --check-prefix=X86-SSE1
-; RUN: llc < %s -mtriple=i686-unknown-unknown -mattr=+sse2 | FileCheck %s --check-prefix=X86 --check-prefix=SSE --check-prefix=X86-SSE2
-; RUN: llc < %s -mtriple=x86_64-unknown-unknown | FileCheck %s --check-prefix=X64 --check-prefix=X64-SSE2
-; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=avx | FileCheck %s --check-prefix=X64 --check-prefix=X64-AVX --check-prefix=X64-AVX1
-; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=avx2 | FileCheck %s --check-prefix=X64 --check-prefix=X64-AVX --check-prefix=X64-AVX2
-
-; This tests codegen time inlining/optimization of memcmp
-; rdar://6480398
-
-@.str = private constant [65 x i8] c"0123456789012345678901234567890123456789012345678901234567890123\00", align 1
-
-declare i32 @memcmp(i8*, i8*, i64)
-
-define i32 @length0(i8* %X, i8* %Y) nounwind {
-; X86-LABEL: length0:
-; X86: # %bb.0:
-; X86-NEXT: xorl %eax, %eax
-; X86-NEXT: retl
-;
-; X64-LABEL: length0:
-; X64: # %bb.0:
-; X64-NEXT: xorl %eax, %eax
-; X64-NEXT: retq
- %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 0) nounwind
- ret i32 %m
- }
-
-define i1 @length0_eq(i8* %X, i8* %Y) nounwind {
-; X86-LABEL: length0_eq:
-; X86: # %bb.0:
-; X86-NEXT: movb $1, %al
-; X86-NEXT: retl
-;
-; X64-LABEL: length0_eq:
-; X64: # %bb.0:
-; X64-NEXT: movb $1, %al
-; X64-NEXT: retq
- %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 0) nounwind
- %c = icmp eq i32 %m, 0
- ret i1 %c
-}
-
-define i1 @length0_lt(i8* %X, i8* %Y) nounwind {
-; X86-LABEL: length0_lt:
-; X86: # %bb.0:
-; X86-NEXT: xorl %eax, %eax
-; X86-NEXT: retl
-;
-; X64-LABEL: length0_lt:
-; X64: # %bb.0:
-; X64-NEXT: xorl %eax, %eax
-; X64-NEXT: retq
- %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 0) nounwind
- %c = icmp slt i32 %m, 0
- ret i1 %c
-}
-
-define i32 @length2(i8* %X, i8* %Y) nounwind {
-; X86-LABEL: length2:
-; X86: # %bb.0:
-; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
-; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx
-; X86-NEXT: movzwl (%ecx), %ecx
-; X86-NEXT: movzwl (%eax), %edx
-; X86-NEXT: rolw $8, %cx
-; X86-NEXT: rolw $8, %dx
-; X86-NEXT: movzwl %cx, %eax
-; X86-NEXT: movzwl %dx, %ecx
-; X86-NEXT: subl %ecx, %eax
-; X86-NEXT: retl
-;
-; X64-LABEL: length2:
-; X64: # %bb.0:
-; X64-NEXT: movzwl (%rdi), %eax
-; X64-NEXT: movzwl (%rsi), %ecx
-; X64-NEXT: rolw $8, %ax
-; X64-NEXT: rolw $8, %cx
-; X64-NEXT: movzwl %ax, %eax
-; X64-NEXT: movzwl %cx, %ecx
-; X64-NEXT: subl %ecx, %eax
-; X64-NEXT: retq
- %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 2) nounwind
- ret i32 %m
-}
-
-define i1 @length2_eq(i8* %X, i8* %Y) nounwind {
-; X86-LABEL: length2_eq:
-; X86: # %bb.0:
-; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
-; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx
-; X86-NEXT: movzwl (%ecx), %ecx
-; X86-NEXT: cmpw (%eax), %cx
-; X86-NEXT: sete %al
-; X86-NEXT: retl
-;
-; X64-LABEL: length2_eq:
-; X64: # %bb.0:
-; X64-NEXT: movzwl (%rdi), %eax
-; X64-NEXT: cmpw (%rsi), %ax
-; X64-NEXT: sete %al
-; X64-NEXT: retq
- %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 2) nounwind
- %c = icmp eq i32 %m, 0
- ret i1 %c
-}
-
-define i1 @length2_lt(i8* %X, i8* %Y) nounwind {
-; X86-LABEL: length2_lt:
-; X86: # %bb.0:
-; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
-; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx
-; X86-NEXT: movzwl (%ecx), %ecx
-; X86-NEXT: movzwl (%eax), %edx
-; X86-NEXT: rolw $8, %cx
-; X86-NEXT: rolw $8, %dx
-; X86-NEXT: movzwl %cx, %eax
-; X86-NEXT: movzwl %dx, %ecx
-; X86-NEXT: subl %ecx, %eax
-; X86-NEXT: shrl $31, %eax
-; X86-NEXT: # kill: def $al killed $al killed $eax
-; X86-NEXT: retl
-;
-; X64-LABEL: length2_lt:
-; X64: # %bb.0:
-; X64-NEXT: movzwl (%rdi), %eax
-; X64-NEXT: movzwl (%rsi), %ecx
-; X64-NEXT: rolw $8, %ax
-; X64-NEXT: rolw $8, %cx
-; X64-NEXT: movzwl %ax, %eax
-; X64-NEXT: movzwl %cx, %ecx
-; X64-NEXT: subl %ecx, %eax
-; X64-NEXT: shrl $31, %eax
-; X64-NEXT: # kill: def $al killed $al killed $eax
-; X64-NEXT: retq
- %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 2) nounwind
- %c = icmp slt i32 %m, 0
- ret i1 %c
-}
-
-define i1 @length2_gt(i8* %X, i8* %Y) nounwind {
-; X86-LABEL: length2_gt:
-; X86: # %bb.0:
-; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
-; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx
-; X86-NEXT: movzwl (%ecx), %ecx
-; X86-NEXT: movzwl (%eax), %eax
-; X86-NEXT: rolw $8, %cx
-; X86-NEXT: rolw $8, %ax
-; X86-NEXT: movzwl %cx, %ecx
-; X86-NEXT: movzwl %ax, %eax
-; X86-NEXT: subl %eax, %ecx
-; X86-NEXT: testl %ecx, %ecx
-; X86-NEXT: setg %al
-; X86-NEXT: retl
-;
-; X64-LABEL: length2_gt:
-; X64: # %bb.0:
-; X64-NEXT: movzwl (%rdi), %eax
-; X64-NEXT: movzwl (%rsi), %ecx
-; X64-NEXT: rolw $8, %ax
-; X64-NEXT: rolw $8, %cx
-; X64-NEXT: movzwl %ax, %eax
-; X64-NEXT: movzwl %cx, %ecx
-; X64-NEXT: subl %ecx, %eax
-; X64-NEXT: testl %eax, %eax
-; X64-NEXT: setg %al
-; X64-NEXT: retq
- %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 2) nounwind
- %c = icmp sgt i32 %m, 0
- ret i1 %c
-}
-
-define i1 @length2_eq_const(i8* %X) nounwind {
-; X86-LABEL: length2_eq_const:
-; X86: # %bb.0:
-; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
-; X86-NEXT: movzwl (%eax), %eax
-; X86-NEXT: cmpl $12849, %eax # imm = 0x3231
-; X86-NEXT: setne %al
-; X86-NEXT: retl
-;
-; X64-LABEL: length2_eq_const:
-; X64: # %bb.0:
-; X64-NEXT: movzwl (%rdi), %eax
-; X64-NEXT: cmpl $12849, %eax # imm = 0x3231
-; X64-NEXT: setne %al
-; X64-NEXT: retq
- %m = tail call i32 @memcmp(i8* %X, i8* getelementptr inbounds ([65 x i8], [65 x i8]* @.str, i32 0, i32 1), i64 2) nounwind
- %c = icmp ne i32 %m, 0
- ret i1 %c
-}
-
-define i1 @length2_eq_nobuiltin_attr(i8* %X, i8* %Y) nounwind {
-; X86-LABEL: length2_eq_nobuiltin_attr:
-; X86: # %bb.0:
-; X86-NEXT: pushl $0
-; X86-NEXT: pushl $2
-; X86-NEXT: pushl {{[0-9]+}}(%esp)
-; X86-NEXT: pushl {{[0-9]+}}(%esp)
-; X86-NEXT: calll memcmp
-; X86-NEXT: addl $16, %esp
-; X86-NEXT: testl %eax, %eax
-; X86-NEXT: sete %al
-; X86-NEXT: retl
-;
-; X64-LABEL: length2_eq_nobuiltin_attr:
-; X64: # %bb.0:
-; X64-NEXT: pushq %rax
-; X64-NEXT: movl $2, %edx
-; X64-NEXT: callq memcmp
-; X64-NEXT: testl %eax, %eax
-; X64-NEXT: sete %al
-; X64-NEXT: popq %rcx
-; X64-NEXT: retq
- %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 2) nounwind nobuiltin
- %c = icmp eq i32 %m, 0
- ret i1 %c
-}
-
-define i32 @length3(i8* %X, i8* %Y) nounwind {
-; X86-LABEL: length3:
-; X86: # %bb.0: # %loadbb
-; X86-NEXT: pushl %esi
-; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx
-; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
-; X86-NEXT: movzwl (%eax), %edx
-; X86-NEXT: movzwl (%ecx), %esi
-; X86-NEXT: rolw $8, %dx
-; X86-NEXT: rolw $8, %si
-; X86-NEXT: cmpw %si, %dx
-; X86-NEXT: jne .LBB9_1
-; X86-NEXT: # %bb.2: # %loadbb1
-; X86-NEXT: movzbl 2(%eax), %eax
-; X86-NEXT: movzbl 2(%ecx), %ecx
-; X86-NEXT: subl %ecx, %eax
-; X86-NEXT: popl %esi
-; X86-NEXT: retl
-; X86-NEXT: .LBB9_1: # %res_block
-; X86-NEXT: setae %al
-; X86-NEXT: movzbl %al, %eax
-; X86-NEXT: leal -1(%eax,%eax), %eax
-; X86-NEXT: popl %esi
-; X86-NEXT: retl
-;
-; X64-LABEL: length3:
-; X64: # %bb.0: # %loadbb
-; X64-NEXT: movzwl (%rdi), %eax
-; X64-NEXT: movzwl (%rsi), %ecx
-; X64-NEXT: rolw $8, %ax
-; X64-NEXT: rolw $8, %cx
-; X64-NEXT: cmpw %cx, %ax
-; X64-NEXT: jne .LBB9_1
-; X64-NEXT: # %bb.2: # %loadbb1
-; X64-NEXT: movzbl 2(%rdi), %eax
-; X64-NEXT: movzbl 2(%rsi), %ecx
-; X64-NEXT: subl %ecx, %eax
-; X64-NEXT: retq
-; X64-NEXT: .LBB9_1: # %res_block
-; X64-NEXT: setae %al
-; X64-NEXT: movzbl %al, %eax
-; X64-NEXT: leal -1(%rax,%rax), %eax
-; X64-NEXT: retq
- %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 3) nounwind
- ret i32 %m
-}
-
-define i1 @length3_eq(i8* %X, i8* %Y) nounwind {
-; X86-LABEL: length3_eq:
-; X86: # %bb.0:
-; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
-; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx
-; X86-NEXT: movzwl (%ecx), %edx
-; X86-NEXT: xorw (%eax), %dx
-; X86-NEXT: movb 2(%ecx), %cl
-; X86-NEXT: xorb 2(%eax), %cl
-; X86-NEXT: movzbl %cl, %eax
-; X86-NEXT: orw %dx, %ax
-; X86-NEXT: setne %al
-; X86-NEXT: retl
-;
-; X64-LABEL: length3_eq:
-; X64: # %bb.0:
-; X64-NEXT: movzwl (%rdi), %eax
-; X64-NEXT: xorw (%rsi), %ax
-; X64-NEXT: movb 2(%rdi), %cl
-; X64-NEXT: xorb 2(%rsi), %cl
-; X64-NEXT: movzbl %cl, %ecx
-; X64-NEXT: orw %ax, %cx
-; X64-NEXT: setne %al
-; X64-NEXT: retq
- %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 3) nounwind
- %c = icmp ne i32 %m, 0
- ret i1 %c
-}
-
-define i32 @length4(i8* %X, i8* %Y) nounwind {
-; X86-LABEL: length4:
-; X86: # %bb.0:
-; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
-; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx
-; X86-NEXT: movl (%ecx), %ecx
-; X86-NEXT: movl (%eax), %edx
-; X86-NEXT: bswapl %ecx
-; X86-NEXT: bswapl %edx
-; X86-NEXT: xorl %eax, %eax
-; X86-NEXT: cmpl %edx, %ecx
-; X86-NEXT: seta %al
-; X86-NEXT: sbbl $0, %eax
-; X86-NEXT: retl
-;
-; X64-LABEL: length4:
-; X64: # %bb.0:
-; X64-NEXT: movl (%rdi), %ecx
-; X64-NEXT: movl (%rsi), %edx
-; X64-NEXT: bswapl %ecx
-; X64-NEXT: bswapl %edx
-; X64-NEXT: xorl %eax, %eax
-; X64-NEXT: cmpl %edx, %ecx
-; X64-NEXT: seta %al
-; X64-NEXT: sbbl $0, %eax
-; X64-NEXT: retq
- %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 4) nounwind
- ret i32 %m
-}
-
-define i1 @length4_eq(i8* %X, i8* %Y) nounwind {
-; X86-LABEL: length4_eq:
-; X86: # %bb.0:
-; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
-; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx
-; X86-NEXT: movl (%ecx), %ecx
-; X86-NEXT: cmpl (%eax), %ecx
-; X86-NEXT: setne %al
-; X86-NEXT: retl
-;
-; X64-LABEL: length4_eq:
-; X64: # %bb.0:
-; X64-NEXT: movl (%rdi), %eax
-; X64-NEXT: cmpl (%rsi), %eax
-; X64-NEXT: setne %al
-; X64-NEXT: retq
- %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 4) nounwind
- %c = icmp ne i32 %m, 0
- ret i1 %c
-}
-
-define i1 @length4_lt(i8* %X, i8* %Y) nounwind {
-; X86-LABEL: length4_lt:
-; X86: # %bb.0:
-; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
-; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx
-; X86-NEXT: movl (%ecx), %ecx
-; X86-NEXT: movl (%eax), %edx
-; X86-NEXT: bswapl %ecx
-; X86-NEXT: bswapl %edx
-; X86-NEXT: xorl %eax, %eax
-; X86-NEXT: cmpl %edx, %ecx
-; X86-NEXT: seta %al
-; X86-NEXT: sbbl $0, %eax
-; X86-NEXT: shrl $31, %eax
-; X86-NEXT: # kill: def $al killed $al killed $eax
-; X86-NEXT: retl
-;
-; X64-LABEL: length4_lt:
-; X64: # %bb.0:
-; X64-NEXT: movl (%rdi), %ecx
-; X64-NEXT: movl (%rsi), %edx
-; X64-NEXT: bswapl %ecx
-; X64-NEXT: bswapl %edx
-; X64-NEXT: xorl %eax, %eax
-; X64-NEXT: cmpl %edx, %ecx
-; X64-NEXT: seta %al
-; X64-NEXT: sbbl $0, %eax
-; X64-NEXT: shrl $31, %eax
-; X64-NEXT: # kill: def $al killed $al killed $eax
-; X64-NEXT: retq
- %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 4) nounwind
- %c = icmp slt i32 %m, 0
- ret i1 %c
-}
-
-define i1 @length4_gt(i8* %X, i8* %Y) nounwind {
-; X86-LABEL: length4_gt:
-; X86: # %bb.0:
-; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
-; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx
-; X86-NEXT: movl (%ecx), %ecx
-; X86-NEXT: movl (%eax), %eax
-; X86-NEXT: bswapl %ecx
-; X86-NEXT: bswapl %eax
-; X86-NEXT: xorl %edx, %edx
-; X86-NEXT: cmpl %eax, %ecx
-; X86-NEXT: seta %dl
-; X86-NEXT: sbbl $0, %edx
-; X86-NEXT: testl %edx, %edx
-; X86-NEXT: setg %al
-; X86-NEXT: retl
-;
-; X64-LABEL: length4_gt:
-; X64: # %bb.0:
-; X64-NEXT: movl (%rdi), %eax
-; X64-NEXT: movl (%rsi), %ecx
-; X64-NEXT: bswapl %eax
-; X64-NEXT: bswapl %ecx
-; X64-NEXT: xorl %edx, %edx
-; X64-NEXT: cmpl %ecx, %eax
-; X64-NEXT: seta %dl
-; X64-NEXT: sbbl $0, %edx
-; X64-NEXT: testl %edx, %edx
-; X64-NEXT: setg %al
-; X64-NEXT: retq
- %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 4) nounwind
- %c = icmp sgt i32 %m, 0
- ret i1 %c
-}
-
-define i1 @length4_eq_const(i8* %X) nounwind {
-; X86-LABEL: length4_eq_const:
-; X86: # %bb.0:
-; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
-; X86-NEXT: cmpl $875770417, (%eax) # imm = 0x34333231
-; X86-NEXT: sete %al
-; X86-NEXT: retl
-;
-; X64-LABEL: length4_eq_const:
-; X64: # %bb.0:
-; X64-NEXT: cmpl $875770417, (%rdi) # imm = 0x34333231
-; X64-NEXT: sete %al
-; X64-NEXT: retq
- %m = tail call i32 @memcmp(i8* %X, i8* getelementptr inbounds ([65 x i8], [65 x i8]* @.str, i32 0, i32 1), i64 4) nounwind
- %c = icmp eq i32 %m, 0
- ret i1 %c
-}
-
-define i32 @length5(i8* %X, i8* %Y) nounwind {
-; X86-LABEL: length5:
-; X86: # %bb.0: # %loadbb
-; X86-NEXT: pushl %esi
-; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx
-; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
-; X86-NEXT: movl (%eax), %edx
-; X86-NEXT: movl (%ecx), %esi
-; X86-NEXT: bswapl %edx
-; X86-NEXT: bswapl %esi
-; X86-NEXT: cmpl %esi, %edx
-; X86-NEXT: jne .LBB16_1
-; X86-NEXT: # %bb.2: # %loadbb1
-; X86-NEXT: movzbl 4(%eax), %eax
-; X86-NEXT: movzbl 4(%ecx), %ecx
-; X86-NEXT: subl %ecx, %eax
-; X86-NEXT: popl %esi
-; X86-NEXT: retl
-; X86-NEXT: .LBB16_1: # %res_block
-; X86-NEXT: setae %al
-; X86-NEXT: movzbl %al, %eax
-; X86-NEXT: leal -1(%eax,%eax), %eax
-; X86-NEXT: popl %esi
-; X86-NEXT: retl
-;
-; X64-LABEL: length5:
-; X64: # %bb.0: # %loadbb
-; X64-NEXT: movl (%rdi), %eax
-; X64-NEXT: movl (%rsi), %ecx
-; X64-NEXT: bswapl %eax
-; X64-NEXT: bswapl %ecx
-; X64-NEXT: cmpl %ecx, %eax
-; X64-NEXT: jne .LBB16_1
-; X64-NEXT: # %bb.2: # %loadbb1
-; X64-NEXT: movzbl 4(%rdi), %eax
-; X64-NEXT: movzbl 4(%rsi), %ecx
-; X64-NEXT: subl %ecx, %eax
-; X64-NEXT: retq
-; X64-NEXT: .LBB16_1: # %res_block
-; X64-NEXT: setae %al
-; X64-NEXT: movzbl %al, %eax
-; X64-NEXT: leal -1(%rax,%rax), %eax
-; X64-NEXT: retq
- %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 5) nounwind
- ret i32 %m
-}
-
-define i1 @length5_eq(i8* %X, i8* %Y) nounwind {
-; X86-LABEL: length5_eq:
-; X86: # %bb.0:
-; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
-; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx
-; X86-NEXT: movl (%ecx), %edx
-; X86-NEXT: xorl (%eax), %edx
-; X86-NEXT: movb 4(%ecx), %cl
-; X86-NEXT: xorb 4(%eax), %cl
-; X86-NEXT: movzbl %cl, %eax
-; X86-NEXT: orl %edx, %eax
-; X86-NEXT: setne %al
-; X86-NEXT: retl
-;
-; X64-LABEL: length5_eq:
-; X64: # %bb.0:
-; X64-NEXT: movl (%rdi), %eax
-; X64-NEXT: xorl (%rsi), %eax
-; X64-NEXT: movb 4(%rdi), %cl
-; X64-NEXT: xorb 4(%rsi), %cl
-; X64-NEXT: movzbl %cl, %ecx
-; X64-NEXT: orl %eax, %ecx
-; X64-NEXT: setne %al
-; X64-NEXT: retq
- %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 5) nounwind
- %c = icmp ne i32 %m, 0
- ret i1 %c
-}
-
-define i1 @length5_lt(i8* %X, i8* %Y) nounwind {
-; X86-LABEL: length5_lt:
-; X86: # %bb.0: # %loadbb
-; X86-NEXT: pushl %esi
-; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx
-; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
-; X86-NEXT: movl (%eax), %edx
-; X86-NEXT: movl (%ecx), %esi
-; X86-NEXT: bswapl %edx
-; X86-NEXT: bswapl %esi
-; X86-NEXT: cmpl %esi, %edx
-; X86-NEXT: jne .LBB18_1
-; X86-NEXT: # %bb.2: # %loadbb1
-; X86-NEXT: movzbl 4(%eax), %eax
-; X86-NEXT: movzbl 4(%ecx), %ecx
-; X86-NEXT: subl %ecx, %eax
-; X86-NEXT: jmp .LBB18_3
-; X86-NEXT: .LBB18_1: # %res_block
-; X86-NEXT: setae %al
-; X86-NEXT: movzbl %al, %eax
-; X86-NEXT: leal -1(%eax,%eax), %eax
-; X86-NEXT: .LBB18_3: # %endblock
-; X86-NEXT: shrl $31, %eax
-; X86-NEXT: # kill: def $al killed $al killed $eax
-; X86-NEXT: popl %esi
-; X86-NEXT: retl
-;
-; X64-LABEL: length5_lt:
-; X64: # %bb.0: # %loadbb
-; X64-NEXT: movl (%rdi), %eax
-; X64-NEXT: movl (%rsi), %ecx
-; X64-NEXT: bswapl %eax
-; X64-NEXT: bswapl %ecx
-; X64-NEXT: cmpl %ecx, %eax
-; X64-NEXT: jne .LBB18_1
-; X64-NEXT: # %bb.2: # %loadbb1
-; X64-NEXT: movzbl 4(%rdi), %eax
-; X64-NEXT: movzbl 4(%rsi), %ecx
-; X64-NEXT: subl %ecx, %eax
-; X64-NEXT: shrl $31, %eax
-; X64-NEXT: # kill: def $al killed $al killed $eax
-; X64-NEXT: retq
-; X64-NEXT: .LBB18_1: # %res_block
-; X64-NEXT: setae %al
-; X64-NEXT: movzbl %al, %eax
-; X64-NEXT: leal -1(%rax,%rax), %eax
-; X64-NEXT: shrl $31, %eax
-; X64-NEXT: # kill: def $al killed $al killed $eax
-; X64-NEXT: retq
- %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 5) nounwind
- %c = icmp slt i32 %m, 0
- ret i1 %c
-}
-
-define i1 @length7_eq(i8* %X, i8* %Y) nounwind {
-; X86-LABEL: length7_eq:
-; X86: # %bb.0:
-; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
-; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx
-; X86-NEXT: movl (%ecx), %edx
-; X86-NEXT: movl 3(%ecx), %ecx
-; X86-NEXT: xorl (%eax), %edx
-; X86-NEXT: xorl 3(%eax), %ecx
-; X86-NEXT: orl %edx, %ecx
-; X86-NEXT: setne %al
-; X86-NEXT: retl
-;
-; X64-LABEL: length7_eq:
-; X64: # %bb.0:
-; X64-NEXT: movl (%rdi), %eax
-; X64-NEXT: movl 3(%rdi), %ecx
-; X64-NEXT: xorl (%rsi), %eax
-; X64-NEXT: xorl 3(%rsi), %ecx
-; X64-NEXT: orl %eax, %ecx
-; X64-NEXT: setne %al
-; X64-NEXT: retq
- %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 7) nounwind
- %c = icmp ne i32 %m, 0
- ret i1 %c
-}
-
-define i32 @length8(i8* %X, i8* %Y) nounwind {
-; X86-LABEL: length8:
-; X86: # %bb.0:
-; X86-NEXT: pushl %esi
-; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
-; X86-NEXT: movl {{[0-9]+}}(%esp), %esi
-; X86-NEXT: movl (%esi), %ecx
-; X86-NEXT: movl (%eax), %edx
-; X86-NEXT: bswapl %ecx
-; X86-NEXT: bswapl %edx
-; X86-NEXT: cmpl %edx, %ecx
-; X86-NEXT: jne .LBB20_2
-; X86-NEXT: # %bb.1: # %loadbb1
-; X86-NEXT: movl 4(%esi), %ecx
-; X86-NEXT: movl 4(%eax), %edx
-; X86-NEXT: bswapl %ecx
-; X86-NEXT: bswapl %edx
-; X86-NEXT: xorl %eax, %eax
-; X86-NEXT: cmpl %edx, %ecx
-; X86-NEXT: je .LBB20_3
-; X86-NEXT: .LBB20_2: # %res_block
-; X86-NEXT: xorl %eax, %eax
-; X86-NEXT: cmpl %edx, %ecx
-; X86-NEXT: setae %al
-; X86-NEXT: leal -1(%eax,%eax), %eax
-; X86-NEXT: .LBB20_3: # %endblock
-; X86-NEXT: popl %esi
-; X86-NEXT: retl
-;
-; X64-LABEL: length8:
-; X64: # %bb.0:
-; X64-NEXT: movq (%rdi), %rcx
-; X64-NEXT: movq (%rsi), %rdx
-; X64-NEXT: bswapq %rcx
-; X64-NEXT: bswapq %rdx
-; X64-NEXT: xorl %eax, %eax
-; X64-NEXT: cmpq %rdx, %rcx
-; X64-NEXT: seta %al
-; X64-NEXT: sbbl $0, %eax
-; X64-NEXT: retq
- %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 8) nounwind
- ret i32 %m
-}
-
-define i1 @length8_eq(i8* %X, i8* %Y) nounwind {
-; X86-LABEL: length8_eq:
-; X86: # %bb.0:
-; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
-; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx
-; X86-NEXT: movl (%ecx), %edx
-; X86-NEXT: movl 4(%ecx), %ecx
-; X86-NEXT: xorl (%eax), %edx
-; X86-NEXT: xorl 4(%eax), %ecx
-; X86-NEXT: orl %edx, %ecx
-; X86-NEXT: sete %al
-; X86-NEXT: retl
-;
-; X64-LABEL: length8_eq:
-; X64: # %bb.0:
-; X64-NEXT: movq (%rdi), %rax
-; X64-NEXT: cmpq (%rsi), %rax
-; X64-NEXT: sete %al
-; X64-NEXT: retq
- %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 8) nounwind
- %c = icmp eq i32 %m, 0
- ret i1 %c
-}
-
-define i1 @length8_eq_const(i8* %X) nounwind {
-; X86-LABEL: length8_eq_const:
-; X86: # %bb.0:
-; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
-; X86-NEXT: movl $858927408, %ecx # imm = 0x33323130
-; X86-NEXT: xorl (%eax), %ecx
-; X86-NEXT: movl $926299444, %edx # imm = 0x37363534
-; X86-NEXT: xorl 4(%eax), %edx
-; X86-NEXT: orl %ecx, %edx
-; X86-NEXT: setne %al
-; X86-NEXT: retl
-;
-; X64-LABEL: length8_eq_const:
-; X64: # %bb.0:
-; X64-NEXT: movabsq $3978425819141910832, %rax # imm = 0x3736353433323130
-; X64-NEXT: cmpq %rax, (%rdi)
-; X64-NEXT: setne %al
-; X64-NEXT: retq
- %m = tail call i32 @memcmp(i8* %X, i8* getelementptr inbounds ([65 x i8], [65 x i8]* @.str, i32 0, i32 0), i64 8) nounwind
- %c = icmp ne i32 %m, 0
- ret i1 %c
-}
-
-define i1 @length9_eq(i8* %X, i8* %Y) nounwind {
-; X86-LABEL: length9_eq:
-; X86: # %bb.0:
-; X86-NEXT: pushl $0
-; X86-NEXT: pushl $9
-; X86-NEXT: pushl {{[0-9]+}}(%esp)
-; X86-NEXT: pushl {{[0-9]+}}(%esp)
-; X86-NEXT: calll memcmp
-; X86-NEXT: addl $16, %esp
-; X86-NEXT: testl %eax, %eax
-; X86-NEXT: sete %al
-; X86-NEXT: retl
-;
-; X64-LABEL: length9_eq:
-; X64: # %bb.0:
-; X64-NEXT: movq (%rdi), %rax
-; X64-NEXT: xorq (%rsi), %rax
-; X64-NEXT: movb 8(%rdi), %cl
-; X64-NEXT: xorb 8(%rsi), %cl
-; X64-NEXT: movzbl %cl, %ecx
-; X64-NEXT: orq %rax, %rcx
-; X64-NEXT: sete %al
-; X64-NEXT: retq
- %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 9) nounwind
- %c = icmp eq i32 %m, 0
- ret i1 %c
-}
-
-define i1 @length10_eq(i8* %X, i8* %Y) nounwind {
-; X86-LABEL: length10_eq:
-; X86: # %bb.0:
-; X86-NEXT: pushl $0
-; X86-NEXT: pushl $10
-; X86-NEXT: pushl {{[0-9]+}}(%esp)
-; X86-NEXT: pushl {{[0-9]+}}(%esp)
-; X86-NEXT: calll memcmp
-; X86-NEXT: addl $16, %esp
-; X86-NEXT: testl %eax, %eax
-; X86-NEXT: sete %al
-; X86-NEXT: retl
-;
-; X64-LABEL: length10_eq:
-; X64: # %bb.0:
-; X64-NEXT: movq (%rdi), %rax
-; X64-NEXT: xorq (%rsi), %rax
-; X64-NEXT: movzwl 8(%rdi), %ecx
-; X64-NEXT: xorw 8(%rsi), %cx
-; X64-NEXT: movzwl %cx, %ecx
-; X64-NEXT: orq %rax, %rcx
-; X64-NEXT: sete %al
-; X64-NEXT: retq
- %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 10) nounwind
- %c = icmp eq i32 %m, 0
- ret i1 %c
-}
-
-define i1 @length11_eq(i8* %X, i8* %Y) nounwind {
-; X86-LABEL: length11_eq:
-; X86: # %bb.0:
-; X86-NEXT: pushl $0
-; X86-NEXT: pushl $11
-; X86-NEXT: pushl {{[0-9]+}}(%esp)
-; X86-NEXT: pushl {{[0-9]+}}(%esp)
-; X86-NEXT: calll memcmp
-; X86-NEXT: addl $16, %esp
-; X86-NEXT: testl %eax, %eax
-; X86-NEXT: sete %al
-; X86-NEXT: retl
-;
-; X64-LABEL: length11_eq:
-; X64: # %bb.0:
-; X64-NEXT: movq (%rdi), %rax
-; X64-NEXT: movq 3(%rdi), %rcx
-; X64-NEXT: xorq (%rsi), %rax
-; X64-NEXT: xorq 3(%rsi), %rcx
-; X64-NEXT: orq %rax, %rcx
-; X64-NEXT: sete %al
-; X64-NEXT: retq
- %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 11) nounwind
- %c = icmp eq i32 %m, 0
- ret i1 %c
-}
-
-define i1 @length12_eq(i8* %X, i8* %Y) nounwind {
-; X86-LABEL: length12_eq:
-; X86: # %bb.0:
-; X86-NEXT: pushl $0
-; X86-NEXT: pushl $12
-; X86-NEXT: pushl {{[0-9]+}}(%esp)
-; X86-NEXT: pushl {{[0-9]+}}(%esp)
-; X86-NEXT: calll memcmp
-; X86-NEXT: addl $16, %esp
-; X86-NEXT: testl %eax, %eax
-; X86-NEXT: setne %al
-; X86-NEXT: retl
-;
-; X64-LABEL: length12_eq:
-; X64: # %bb.0:
-; X64-NEXT: movq (%rdi), %rax
-; X64-NEXT: xorq (%rsi), %rax
-; X64-NEXT: movl 8(%rdi), %ecx
-; X64-NEXT: xorl 8(%rsi), %ecx
-; X64-NEXT: orq %rax, %rcx
-; X64-NEXT: setne %al
-; X64-NEXT: retq
- %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 12) nounwind
- %c = icmp ne i32 %m, 0
- ret i1 %c
-}
-
-define i32 @length12(i8* %X, i8* %Y) nounwind {
-; X86-LABEL: length12:
-; X86: # %bb.0:
-; X86-NEXT: pushl $0
-; X86-NEXT: pushl $12
-; X86-NEXT: pushl {{[0-9]+}}(%esp)
-; X86-NEXT: pushl {{[0-9]+}}(%esp)
-; X86-NEXT: calll memcmp
-; X86-NEXT: addl $16, %esp
-; X86-NEXT: retl
-;
-; X64-LABEL: length12:
-; X64: # %bb.0:
-; X64-NEXT: movq (%rdi), %rcx
-; X64-NEXT: movq (%rsi), %rdx
-; X64-NEXT: bswapq %rcx
-; X64-NEXT: bswapq %rdx
-; X64-NEXT: cmpq %rdx, %rcx
-; X64-NEXT: jne .LBB27_2
-; X64-NEXT: # %bb.1: # %loadbb1
-; X64-NEXT: movl 8(%rdi), %ecx
-; X64-NEXT: movl 8(%rsi), %edx
-; X64-NEXT: bswapl %ecx
-; X64-NEXT: bswapl %edx
-; X64-NEXT: xorl %eax, %eax
-; X64-NEXT: cmpq %rdx, %rcx
-; X64-NEXT: je .LBB27_3
-; X64-NEXT: .LBB27_2: # %res_block
-; X64-NEXT: xorl %eax, %eax
-; X64-NEXT: cmpq %rdx, %rcx
-; X64-NEXT: setae %al
-; X64-NEXT: leal -1(%rax,%rax), %eax
-; X64-NEXT: .LBB27_3: # %endblock
-; X64-NEXT: retq
- %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 12) nounwind
- ret i32 %m
-}
-
-define i1 @length13_eq(i8* %X, i8* %Y) nounwind {
-; X86-LABEL: length13_eq:
-; X86: # %bb.0:
-; X86-NEXT: pushl $0
-; X86-NEXT: pushl $13
-; X86-NEXT: pushl {{[0-9]+}}(%esp)
-; X86-NEXT: pushl {{[0-9]+}}(%esp)
-; X86-NEXT: calll memcmp
-; X86-NEXT: addl $16, %esp
-; X86-NEXT: testl %eax, %eax
-; X86-NEXT: sete %al
-; X86-NEXT: retl
-;
-; X64-LABEL: length13_eq:
-; X64: # %bb.0:
-; X64-NEXT: movq (%rdi), %rax
-; X64-NEXT: movq 5(%rdi), %rcx
-; X64-NEXT: xorq (%rsi), %rax
-; X64-NEXT: xorq 5(%rsi), %rcx
-; X64-NEXT: orq %rax, %rcx
-; X64-NEXT: sete %al
-; X64-NEXT: retq
- %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 13) nounwind
- %c = icmp eq i32 %m, 0
- ret i1 %c
-}
-
-define i1 @length14_eq(i8* %X, i8* %Y) nounwind {
-; X86-LABEL: length14_eq:
-; X86: # %bb.0:
-; X86-NEXT: pushl $0
-; X86-NEXT: pushl $14
-; X86-NEXT: pushl {{[0-9]+}}(%esp)
-; X86-NEXT: pushl {{[0-9]+}}(%esp)
-; X86-NEXT: calll memcmp
-; X86-NEXT: addl $16, %esp
-; X86-NEXT: testl %eax, %eax
-; X86-NEXT: sete %al
-; X86-NEXT: retl
-;
-; X64-LABEL: length14_eq:
-; X64: # %bb.0:
-; X64-NEXT: movq (%rdi), %rax
-; X64-NEXT: movq 6(%rdi), %rcx
-; X64-NEXT: xorq (%rsi), %rax
-; X64-NEXT: xorq 6(%rsi), %rcx
-; X64-NEXT: orq %rax, %rcx
-; X64-NEXT: sete %al
-; X64-NEXT: retq
- %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 14) nounwind
- %c = icmp eq i32 %m, 0
- ret i1 %c
-}
-
-define i1 @length15_eq(i8* %X, i8* %Y) nounwind {
-; X86-LABEL: length15_eq:
-; X86: # %bb.0:
-; X86-NEXT: pushl $0
-; X86-NEXT: pushl $15
-; X86-NEXT: pushl {{[0-9]+}}(%esp)
-; X86-NEXT: pushl {{[0-9]+}}(%esp)
-; X86-NEXT: calll memcmp
-; X86-NEXT: addl $16, %esp
-; X86-NEXT: testl %eax, %eax
-; X86-NEXT: sete %al
-; X86-NEXT: retl
-;
-; X64-LABEL: length15_eq:
-; X64: # %bb.0:
-; X64-NEXT: movq (%rdi), %rax
-; X64-NEXT: movq 7(%rdi), %rcx
-; X64-NEXT: xorq (%rsi), %rax
-; X64-NEXT: xorq 7(%rsi), %rcx
-; X64-NEXT: orq %rax, %rcx
-; X64-NEXT: sete %al
-; X64-NEXT: retq
- %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 15) nounwind
- %c = icmp eq i32 %m, 0
- ret i1 %c
-}
-
-; PR33329 - https://bugs.llvm.org/show_bug.cgi?id=33329
-
-define i32 @length16(i8* %X, i8* %Y) nounwind {
-; X86-LABEL: length16:
-; X86: # %bb.0:
-; X86-NEXT: pushl $0
-; X86-NEXT: pushl $16
-; X86-NEXT: pushl {{[0-9]+}}(%esp)
-; X86-NEXT: pushl {{[0-9]+}}(%esp)
-; X86-NEXT: calll memcmp
-; X86-NEXT: addl $16, %esp
-; X86-NEXT: retl
-;
-; X64-LABEL: length16:
-; X64: # %bb.0:
-; X64-NEXT: movq (%rdi), %rcx
-; X64-NEXT: movq (%rsi), %rdx
-; X64-NEXT: bswapq %rcx
-; X64-NEXT: bswapq %rdx
-; X64-NEXT: cmpq %rdx, %rcx
-; X64-NEXT: jne .LBB31_2
-; X64-NEXT: # %bb.1: # %loadbb1
-; X64-NEXT: movq 8(%rdi), %rcx
-; X64-NEXT: movq 8(%rsi), %rdx
-; X64-NEXT: bswapq %rcx
-; X64-NEXT: bswapq %rdx
-; X64-NEXT: xorl %eax, %eax
-; X64-NEXT: cmpq %rdx, %rcx
-; X64-NEXT: je .LBB31_3
-; X64-NEXT: .LBB31_2: # %res_block
-; X64-NEXT: xorl %eax, %eax
-; X64-NEXT: cmpq %rdx, %rcx
-; X64-NEXT: setae %al
-; X64-NEXT: leal -1(%rax,%rax), %eax
-; X64-NEXT: .LBB31_3: # %endblock
-; X64-NEXT: retq
- %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 16) nounwind
- ret i32 %m
-}
-
-define i1 @length16_eq(i8* %x, i8* %y) nounwind {
-; X86-NOSSE-LABEL: length16_eq:
-; X86-NOSSE: # %bb.0:
-; X86-NOSSE-NEXT: pushl $0
-; X86-NOSSE-NEXT: pushl $16
-; X86-NOSSE-NEXT: pushl {{[0-9]+}}(%esp)
-; X86-NOSSE-NEXT: pushl {{[0-9]+}}(%esp)
-; X86-NOSSE-NEXT: calll memcmp
-; X86-NOSSE-NEXT: addl $16, %esp
-; X86-NOSSE-NEXT: testl %eax, %eax
-; X86-NOSSE-NEXT: setne %al
-; X86-NOSSE-NEXT: retl
-;
-; X86-SSE1-LABEL: length16_eq:
-; X86-SSE1: # %bb.0:
-; X86-SSE1-NEXT: pushl $0
-; X86-SSE1-NEXT: pushl $16
-; X86-SSE1-NEXT: pushl {{[0-9]+}}(%esp)
-; X86-SSE1-NEXT: pushl {{[0-9]+}}(%esp)
-; X86-SSE1-NEXT: calll memcmp
-; X86-SSE1-NEXT: addl $16, %esp
-; X86-SSE1-NEXT: testl %eax, %eax
-; X86-SSE1-NEXT: setne %al
-; X86-SSE1-NEXT: retl
-;
-; X86-SSE2-LABEL: length16_eq:
-; X86-SSE2: # %bb.0:
-; X86-SSE2-NEXT: movl {{[0-9]+}}(%esp), %eax
-; X86-SSE2-NEXT: movl {{[0-9]+}}(%esp), %ecx
-; X86-SSE2-NEXT: movdqu (%ecx), %xmm0
-; X86-SSE2-NEXT: movdqu (%eax), %xmm1
-; X86-SSE2-NEXT: pcmpeqb %xmm0, %xmm1
-; X86-SSE2-NEXT: pmovmskb %xmm1, %eax
-; X86-SSE2-NEXT: cmpl $65535, %eax # imm = 0xFFFF
-; X86-SSE2-NEXT: setne %al
-; X86-SSE2-NEXT: retl
-;
-; X64-SSE2-LABEL: length16_eq:
-; X64-SSE2: # %bb.0:
-; X64-SSE2-NEXT: movdqu (%rdi), %xmm0
-; X64-SSE2-NEXT: movdqu (%rsi), %xmm1
-; X64-SSE2-NEXT: pcmpeqb %xmm0, %xmm1
-; X64-SSE2-NEXT: pmovmskb %xmm1, %eax
-; X64-SSE2-NEXT: cmpl $65535, %eax # imm = 0xFFFF
-; X64-SSE2-NEXT: setne %al
-; X64-SSE2-NEXT: retq
-;
-; X64-AVX-LABEL: length16_eq:
-; X64-AVX: # %bb.0:
-; X64-AVX-NEXT: vmovdqu (%rdi), %xmm0
-; X64-AVX-NEXT: vpcmpeqb (%rsi), %xmm0, %xmm0
-; X64-AVX-NEXT: vpmovmskb %xmm0, %eax
-; X64-AVX-NEXT: cmpl $65535, %eax # imm = 0xFFFF
-; X64-AVX-NEXT: setne %al
-; X64-AVX-NEXT: retq
- %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 16) nounwind
- %cmp = icmp ne i32 %call, 0
- ret i1 %cmp
-}
-
-define i1 @length16_eq_const(i8* %X) nounwind {
-; X86-NOSSE-LABEL: length16_eq_const:
-; X86-NOSSE: # %bb.0:
-; X86-NOSSE-NEXT: pushl $0
-; X86-NOSSE-NEXT: pushl $16
-; X86-NOSSE-NEXT: pushl $.L.str
-; X86-NOSSE-NEXT: pushl {{[0-9]+}}(%esp)
-; X86-NOSSE-NEXT: calll memcmp
-; X86-NOSSE-NEXT: addl $16, %esp
-; X86-NOSSE-NEXT: testl %eax, %eax
-; X86-NOSSE-NEXT: sete %al
-; X86-NOSSE-NEXT: retl
-;
-; X86-SSE1-LABEL: length16_eq_const:
-; X86-SSE1: # %bb.0:
-; X86-SSE1-NEXT: pushl $0
-; X86-SSE1-NEXT: pushl $16
-; X86-SSE1-NEXT: pushl $.L.str
-; X86-SSE1-NEXT: pushl {{[0-9]+}}(%esp)
-; X86-SSE1-NEXT: calll memcmp
-; X86-SSE1-NEXT: addl $16, %esp
-; X86-SSE1-NEXT: testl %eax, %eax
-; X86-SSE1-NEXT: sete %al
-; X86-SSE1-NEXT: retl
-;
-; X86-SSE2-LABEL: length16_eq_const:
-; X86-SSE2: # %bb.0:
-; X86-SSE2-NEXT: movl {{[0-9]+}}(%esp), %eax
-; X86-SSE2-NEXT: movdqu (%eax), %xmm0
-; X86-SSE2-NEXT: pcmpeqb {{\.LCPI.*}}, %xmm0
-; X86-SSE2-NEXT: pmovmskb %xmm0, %eax
-; X86-SSE2-NEXT: cmpl $65535, %eax # imm = 0xFFFF
-; X86-SSE2-NEXT: sete %al
-; X86-SSE2-NEXT: retl
-;
-; X64-SSE2-LABEL: length16_eq_const:
-; X64-SSE2: # %bb.0:
-; X64-SSE2-NEXT: movdqu (%rdi), %xmm0
-; X64-SSE2-NEXT: pcmpeqb {{.*}}(%rip), %xmm0
-; X64-SSE2-NEXT: pmovmskb %xmm0, %eax
-; X64-SSE2-NEXT: cmpl $65535, %eax # imm = 0xFFFF
-; X64-SSE2-NEXT: sete %al
-; X64-SSE2-NEXT: retq
-;
-; X64-AVX-LABEL: length16_eq_const:
-; X64-AVX: # %bb.0:
-; X64-AVX-NEXT: vmovdqu (%rdi), %xmm0
-; X64-AVX-NEXT: vpcmpeqb {{.*}}(%rip), %xmm0, %xmm0
-; X64-AVX-NEXT: vpmovmskb %xmm0, %eax
-; X64-AVX-NEXT: cmpl $65535, %eax # imm = 0xFFFF
-; X64-AVX-NEXT: sete %al
-; X64-AVX-NEXT: retq
- %m = tail call i32 @memcmp(i8* %X, i8* getelementptr inbounds ([65 x i8], [65 x i8]* @.str, i32 0, i32 0), i64 16) nounwind
- %c = icmp eq i32 %m, 0
- ret i1 %c
-}
-
-; PR33914 - https://bugs.llvm.org/show_bug.cgi?id=33914
-
-define i32 @length24(i8* %X, i8* %Y) nounwind {
-; X86-LABEL: length24:
-; X86: # %bb.0:
-; X86-NEXT: pushl $0
-; X86-NEXT: pushl $24
-; X86-NEXT: pushl {{[0-9]+}}(%esp)
-; X86-NEXT: pushl {{[0-9]+}}(%esp)
-; X86-NEXT: calll memcmp
-; X86-NEXT: addl $16, %esp
-; X86-NEXT: retl
-;
-; X64-LABEL: length24:
-; X64: # %bb.0:
-; X64-NEXT: movl $24, %edx
-; X64-NEXT: jmp memcmp # TAILCALL
- %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 24) nounwind
- ret i32 %m
-}
-
-define i1 @length24_eq(i8* %x, i8* %y) nounwind {
-; X86-NOSSE-LABEL: length24_eq:
-; X86-NOSSE: # %bb.0:
-; X86-NOSSE-NEXT: pushl $0
-; X86-NOSSE-NEXT: pushl $24
-; X86-NOSSE-NEXT: pushl {{[0-9]+}}(%esp)
-; X86-NOSSE-NEXT: pushl {{[0-9]+}}(%esp)
-; X86-NOSSE-NEXT: calll memcmp
-; X86-NOSSE-NEXT: addl $16, %esp
-; X86-NOSSE-NEXT: testl %eax, %eax
-; X86-NOSSE-NEXT: sete %al
-; X86-NOSSE-NEXT: retl
-;
-; X86-SSE1-LABEL: length24_eq:
-; X86-SSE1: # %bb.0:
-; X86-SSE1-NEXT: pushl $0
-; X86-SSE1-NEXT: pushl $24
-; X86-SSE1-NEXT: pushl {{[0-9]+}}(%esp)
-; X86-SSE1-NEXT: pushl {{[0-9]+}}(%esp)
-; X86-SSE1-NEXT: calll memcmp
-; X86-SSE1-NEXT: addl $16, %esp
-; X86-SSE1-NEXT: testl %eax, %eax
-; X86-SSE1-NEXT: sete %al
-; X86-SSE1-NEXT: retl
-;
-; X86-SSE2-LABEL: length24_eq:
-; X86-SSE2: # %bb.0:
-; X86-SSE2-NEXT: movl {{[0-9]+}}(%esp), %eax
-; X86-SSE2-NEXT: movl {{[0-9]+}}(%esp), %ecx
-; X86-SSE2-NEXT: movdqu (%ecx), %xmm0
-; X86-SSE2-NEXT: movdqu 8(%ecx), %xmm1
-; X86-SSE2-NEXT: movdqu (%eax), %xmm2
-; X86-SSE2-NEXT: pcmpeqb %xmm0, %xmm2
-; X86-SSE2-NEXT: movdqu 8(%eax), %xmm0
-; X86-SSE2-NEXT: pcmpeqb %xmm1, %xmm0
-; X86-SSE2-NEXT: pand %xmm2, %xmm0
-; X86-SSE2-NEXT: pmovmskb %xmm0, %eax
-; X86-SSE2-NEXT: cmpl $65535, %eax # imm = 0xFFFF
-; X86-SSE2-NEXT: sete %al
-; X86-SSE2-NEXT: retl
-;
-; X64-SSE2-LABEL: length24_eq:
-; X64-SSE2: # %bb.0:
-; X64-SSE2-NEXT: movdqu (%rdi), %xmm0
-; X64-SSE2-NEXT: movdqu (%rsi), %xmm1
-; X64-SSE2-NEXT: pcmpeqb %xmm0, %xmm1
-; X64-SSE2-NEXT: movq {{.*#+}} xmm0 = mem[0],zero
-; X64-SSE2-NEXT: movq {{.*#+}} xmm2 = mem[0],zero
-; X64-SSE2-NEXT: pcmpeqb %xmm0, %xmm2
-; X64-SSE2-NEXT: pand %xmm1, %xmm2
-; X64-SSE2-NEXT: pmovmskb %xmm2, %eax
-; X64-SSE2-NEXT: cmpl $65535, %eax # imm = 0xFFFF
-; X64-SSE2-NEXT: sete %al
-; X64-SSE2-NEXT: retq
-;
-; X64-AVX-LABEL: length24_eq:
-; X64-AVX: # %bb.0:
-; X64-AVX-NEXT: vmovdqu (%rdi), %xmm0
-; X64-AVX-NEXT: vmovq {{.*#+}} xmm1 = mem[0],zero
-; X64-AVX-NEXT: vmovq {{.*#+}} xmm2 = mem[0],zero
-; X64-AVX-NEXT: vpcmpeqb %xmm2, %xmm1, %xmm1
-; X64-AVX-NEXT: vpcmpeqb (%rsi), %xmm0, %xmm0
-; X64-AVX-NEXT: vpand %xmm1, %xmm0, %xmm0
-; X64-AVX-NEXT: vpmovmskb %xmm0, %eax
-; X64-AVX-NEXT: cmpl $65535, %eax # imm = 0xFFFF
-; X64-AVX-NEXT: sete %al
-; X64-AVX-NEXT: retq
- %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 24) nounwind
- %cmp = icmp eq i32 %call, 0
- ret i1 %cmp
-}
-
-define i1 @length24_eq_const(i8* %X) nounwind {
-; X86-NOSSE-LABEL: length24_eq_const:
-; X86-NOSSE: # %bb.0:
-; X86-NOSSE-NEXT: pushl $0
-; X86-NOSSE-NEXT: pushl $24
-; X86-NOSSE-NEXT: pushl $.L.str
-; X86-NOSSE-NEXT: pushl {{[0-9]+}}(%esp)
-; X86-NOSSE-NEXT: calll memcmp
-; X86-NOSSE-NEXT: addl $16, %esp
-; X86-NOSSE-NEXT: testl %eax, %eax
-; X86-NOSSE-NEXT: setne %al
-; X86-NOSSE-NEXT: retl
-;
-; X86-SSE1-LABEL: length24_eq_const:
-; X86-SSE1: # %bb.0:
-; X86-SSE1-NEXT: pushl $0
-; X86-SSE1-NEXT: pushl $24
-; X86-SSE1-NEXT: pushl $.L.str
-; X86-SSE1-NEXT: pushl {{[0-9]+}}(%esp)
-; X86-SSE1-NEXT: calll memcmp
-; X86-SSE1-NEXT: addl $16, %esp
-; X86-SSE1-NEXT: testl %eax, %eax
-; X86-SSE1-NEXT: setne %al
-; X86-SSE1-NEXT: retl
-;
-; X86-SSE2-LABEL: length24_eq_const:
-; X86-SSE2: # %bb.0:
-; X86-SSE2-NEXT: movl {{[0-9]+}}(%esp), %eax
-; X86-SSE2-NEXT: movdqu (%eax), %xmm0
-; X86-SSE2-NEXT: movdqu 8(%eax), %xmm1
-; X86-SSE2-NEXT: pcmpeqb {{\.LCPI.*}}, %xmm1
-; X86-SSE2-NEXT: pcmpeqb {{\.LCPI.*}}, %xmm0
-; X86-SSE2-NEXT: pand %xmm1, %xmm0
-; X86-SSE2-NEXT: pmovmskb %xmm0, %eax
-; X86-SSE2-NEXT: cmpl $65535, %eax # imm = 0xFFFF
-; X86-SSE2-NEXT: setne %al
-; X86-SSE2-NEXT: retl
-;
-; X64-SSE2-LABEL: length24_eq_const:
-; X64-SSE2: # %bb.0:
-; X64-SSE2-NEXT: movdqu (%rdi), %xmm0
-; X64-SSE2-NEXT: movq {{.*#+}} xmm1 = mem[0],zero
-; X64-SSE2-NEXT: pcmpeqb {{.*}}(%rip), %xmm1
-; X64-SSE2-NEXT: pcmpeqb {{.*}}(%rip), %xmm0
-; X64-SSE2-NEXT: pand %xmm1, %xmm0
-; X64-SSE2-NEXT: pmovmskb %xmm0, %eax
-; X64-SSE2-NEXT: cmpl $65535, %eax # imm = 0xFFFF
-; X64-SSE2-NEXT: setne %al
-; X64-SSE2-NEXT: retq
-;
-; X64-AVX-LABEL: length24_eq_const:
-; X64-AVX: # %bb.0:
-; X64-AVX-NEXT: vmovdqu (%rdi), %xmm0
-; X64-AVX-NEXT: vmovq {{.*#+}} xmm1 = mem[0],zero
-; X64-AVX-NEXT: vpcmpeqb {{.*}}(%rip), %xmm1, %xmm1
-; X64-AVX-NEXT: vpcmpeqb {{.*}}(%rip), %xmm0, %xmm0
-; X64-AVX-NEXT: vpand %xmm1, %xmm0, %xmm0
-; X64-AVX-NEXT: vpmovmskb %xmm0, %eax
-; X64-AVX-NEXT: cmpl $65535, %eax # imm = 0xFFFF
-; X64-AVX-NEXT: setne %al
-; X64-AVX-NEXT: retq
- %m = tail call i32 @memcmp(i8* %X, i8* getelementptr inbounds ([65 x i8], [65 x i8]* @.str, i32 0, i32 0), i64 24) nounwind
- %c = icmp ne i32 %m, 0
- ret i1 %c
-}
-
-define i32 @length32(i8* %X, i8* %Y) nounwind {
-; X86-LABEL: length32:
-; X86: # %bb.0:
-; X86-NEXT: pushl $0
-; X86-NEXT: pushl $32
-; X86-NEXT: pushl {{[0-9]+}}(%esp)
-; X86-NEXT: pushl {{[0-9]+}}(%esp)
-; X86-NEXT: calll memcmp
-; X86-NEXT: addl $16, %esp
-; X86-NEXT: retl
-;
-; X64-LABEL: length32:
-; X64: # %bb.0:
-; X64-NEXT: movl $32, %edx
-; X64-NEXT: jmp memcmp # TAILCALL
- %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 32) nounwind
- ret i32 %m
-}
-
-; PR33325 - https://bugs.llvm.org/show_bug.cgi?id=33325
-
-define i1 @length32_eq(i8* %x, i8* %y) nounwind {
-; X86-NOSSE-LABEL: length32_eq:
-; X86-NOSSE: # %bb.0:
-; X86-NOSSE-NEXT: pushl $0
-; X86-NOSSE-NEXT: pushl $32
-; X86-NOSSE-NEXT: pushl {{[0-9]+}}(%esp)
-; X86-NOSSE-NEXT: pushl {{[0-9]+}}(%esp)
-; X86-NOSSE-NEXT: calll memcmp
-; X86-NOSSE-NEXT: addl $16, %esp
-; X86-NOSSE-NEXT: testl %eax, %eax
-; X86-NOSSE-NEXT: sete %al
-; X86-NOSSE-NEXT: retl
-;
-; X86-SSE1-LABEL: length32_eq:
-; X86-SSE1: # %bb.0:
-; X86-SSE1-NEXT: pushl $0
-; X86-SSE1-NEXT: pushl $32
-; X86-SSE1-NEXT: pushl {{[0-9]+}}(%esp)
-; X86-SSE1-NEXT: pushl {{[0-9]+}}(%esp)
-; X86-SSE1-NEXT: calll memcmp
-; X86-SSE1-NEXT: addl $16, %esp
-; X86-SSE1-NEXT: testl %eax, %eax
-; X86-SSE1-NEXT: sete %al
-; X86-SSE1-NEXT: retl
-;
-; X86-SSE2-LABEL: length32_eq:
-; X86-SSE2: # %bb.0:
-; X86-SSE2-NEXT: movl {{[0-9]+}}(%esp), %eax
-; X86-SSE2-NEXT: movl {{[0-9]+}}(%esp), %ecx
-; X86-SSE2-NEXT: movdqu (%ecx), %xmm0
-; X86-SSE2-NEXT: movdqu 16(%ecx), %xmm1
-; X86-SSE2-NEXT: movdqu (%eax), %xmm2
-; X86-SSE2-NEXT: pcmpeqb %xmm0, %xmm2
-; X86-SSE2-NEXT: movdqu 16(%eax), %xmm0
-; X86-SSE2-NEXT: pcmpeqb %xmm1, %xmm0
-; X86-SSE2-NEXT: pand %xmm2, %xmm0
-; X86-SSE2-NEXT: pmovmskb %xmm0, %eax
-; X86-SSE2-NEXT: cmpl $65535, %eax # imm = 0xFFFF
-; X86-SSE2-NEXT: sete %al
-; X86-SSE2-NEXT: retl
-;
-; X64-SSE2-LABEL: length32_eq:
-; X64-SSE2: # %bb.0:
-; X64-SSE2-NEXT: movdqu (%rdi), %xmm0
-; X64-SSE2-NEXT: movdqu 16(%rdi), %xmm1
-; X64-SSE2-NEXT: movdqu (%rsi), %xmm2
-; X64-SSE2-NEXT: pcmpeqb %xmm0, %xmm2
-; X64-SSE2-NEXT: movdqu 16(%rsi), %xmm0
-; X64-SSE2-NEXT: pcmpeqb %xmm1, %xmm0
-; X64-SSE2-NEXT: pand %xmm2, %xmm0
-; X64-SSE2-NEXT: pmovmskb %xmm0, %eax
-; X64-SSE2-NEXT: cmpl $65535, %eax # imm = 0xFFFF
-; X64-SSE2-NEXT: sete %al
-; X64-SSE2-NEXT: retq
-;
-; X64-AVX1-LABEL: length32_eq:
-; X64-AVX1: # %bb.0:
-; X64-AVX1-NEXT: vmovdqu (%rdi), %xmm0
-; X64-AVX1-NEXT: vmovdqu 16(%rdi), %xmm1
-; X64-AVX1-NEXT: vpcmpeqb 16(%rsi), %xmm1, %xmm1
-; X64-AVX1-NEXT: vpcmpeqb (%rsi), %xmm0, %xmm0
-; X64-AVX1-NEXT: vpand %xmm1, %xmm0, %xmm0
-; X64-AVX1-NEXT: vpmovmskb %xmm0, %eax
-; X64-AVX1-NEXT: cmpl $65535, %eax # imm = 0xFFFF
-; X64-AVX1-NEXT: sete %al
-; X64-AVX1-NEXT: retq
-;
-; X64-AVX2-LABEL: length32_eq:
-; X64-AVX2: # %bb.0:
-; X64-AVX2-NEXT: vmovdqu (%rdi), %ymm0
-; X64-AVX2-NEXT: vpcmpeqb (%rsi), %ymm0, %ymm0
-; X64-AVX2-NEXT: vpmovmskb %ymm0, %eax
-; X64-AVX2-NEXT: cmpl $-1, %eax
-; X64-AVX2-NEXT: sete %al
-; X64-AVX2-NEXT: vzeroupper
-; X64-AVX2-NEXT: retq
- %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 32) nounwind
- %cmp = icmp eq i32 %call, 0
- ret i1 %cmp
-}
-
-define i1 @length32_eq_prefer128(i8* %x, i8* %y) nounwind "prefer-vector-width"="128" {
-; X86-NOSSE-LABEL: length32_eq_prefer128:
-; X86-NOSSE: # %bb.0:
-; X86-NOSSE-NEXT: pushl $0
-; X86-NOSSE-NEXT: pushl $32
-; X86-NOSSE-NEXT: pushl {{[0-9]+}}(%esp)
-; X86-NOSSE-NEXT: pushl {{[0-9]+}}(%esp)
-; X86-NOSSE-NEXT: calll memcmp
-; X86-NOSSE-NEXT: addl $16, %esp
-; X86-NOSSE-NEXT: testl %eax, %eax
-; X86-NOSSE-NEXT: sete %al
-; X86-NOSSE-NEXT: retl
-;
-; X86-SSE1-LABEL: length32_eq_prefer128:
-; X86-SSE1: # %bb.0:
-; X86-SSE1-NEXT: pushl $0
-; X86-SSE1-NEXT: pushl $32
-; X86-SSE1-NEXT: pushl {{[0-9]+}}(%esp)
-; X86-SSE1-NEXT: pushl {{[0-9]+}}(%esp)
-; X86-SSE1-NEXT: calll memcmp
-; X86-SSE1-NEXT: addl $16, %esp
-; X86-SSE1-NEXT: testl %eax, %eax
-; X86-SSE1-NEXT: sete %al
-; X86-SSE1-NEXT: retl
-;
-; X86-SSE2-LABEL: length32_eq_prefer128:
-; X86-SSE2: # %bb.0:
-; X86-SSE2-NEXT: movl {{[0-9]+}}(%esp), %eax
-; X86-SSE2-NEXT: movl {{[0-9]+}}(%esp), %ecx
-; X86-SSE2-NEXT: movdqu (%ecx), %xmm0
-; X86-SSE2-NEXT: movdqu 16(%ecx), %xmm1
-; X86-SSE2-NEXT: movdqu (%eax), %xmm2
-; X86-SSE2-NEXT: pcmpeqb %xmm0, %xmm2
-; X86-SSE2-NEXT: movdqu 16(%eax), %xmm0
-; X86-SSE2-NEXT: pcmpeqb %xmm1, %xmm0
-; X86-SSE2-NEXT: pand %xmm2, %xmm0
-; X86-SSE2-NEXT: pmovmskb %xmm0, %eax
-; X86-SSE2-NEXT: cmpl $65535, %eax # imm = 0xFFFF
-; X86-SSE2-NEXT: sete %al
-; X86-SSE2-NEXT: retl
-;
-; X64-SSE2-LABEL: length32_eq_prefer128:
-; X64-SSE2: # %bb.0:
-; X64-SSE2-NEXT: movdqu (%rdi), %xmm0
-; X64-SSE2-NEXT: movdqu 16(%rdi), %xmm1
-; X64-SSE2-NEXT: movdqu (%rsi), %xmm2
-; X64-SSE2-NEXT: pcmpeqb %xmm0, %xmm2
-; X64-SSE2-NEXT: movdqu 16(%rsi), %xmm0
-; X64-SSE2-NEXT: pcmpeqb %xmm1, %xmm0
-; X64-SSE2-NEXT: pand %xmm2, %xmm0
-; X64-SSE2-NEXT: pmovmskb %xmm0, %eax
-; X64-SSE2-NEXT: cmpl $65535, %eax # imm = 0xFFFF
-; X64-SSE2-NEXT: sete %al
-; X64-SSE2-NEXT: retq
-;
-; X64-AVX-LABEL: length32_eq_prefer128:
-; X64-AVX: # %bb.0:
-; X64-AVX-NEXT: vmovdqu (%rdi), %xmm0
-; X64-AVX-NEXT: vmovdqu 16(%rdi), %xmm1
-; X64-AVX-NEXT: vpcmpeqb 16(%rsi), %xmm1, %xmm1
-; X64-AVX-NEXT: vpcmpeqb (%rsi), %xmm0, %xmm0
-; X64-AVX-NEXT: vpand %xmm1, %xmm0, %xmm0
-; X64-AVX-NEXT: vpmovmskb %xmm0, %eax
-; X64-AVX-NEXT: cmpl $65535, %eax # imm = 0xFFFF
-; X64-AVX-NEXT: sete %al
-; X64-AVX-NEXT: retq
- %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 32) nounwind
- %cmp = icmp eq i32 %call, 0
- ret i1 %cmp
-}
-
-define i1 @length32_eq_const(i8* %X) nounwind {
-; X86-NOSSE-LABEL: length32_eq_const:
-; X86-NOSSE: # %bb.0:
-; X86-NOSSE-NEXT: pushl $0
-; X86-NOSSE-NEXT: pushl $32
-; X86-NOSSE-NEXT: pushl $.L.str
-; X86-NOSSE-NEXT: pushl {{[0-9]+}}(%esp)
-; X86-NOSSE-NEXT: calll memcmp
-; X86-NOSSE-NEXT: addl $16, %esp
-; X86-NOSSE-NEXT: testl %eax, %eax
-; X86-NOSSE-NEXT: setne %al
-; X86-NOSSE-NEXT: retl
-;
-; X86-SSE1-LABEL: length32_eq_const:
-; X86-SSE1: # %bb.0:
-; X86-SSE1-NEXT: pushl $0
-; X86-SSE1-NEXT: pushl $32
-; X86-SSE1-NEXT: pushl $.L.str
-; X86-SSE1-NEXT: pushl {{[0-9]+}}(%esp)
-; X86-SSE1-NEXT: calll memcmp
-; X86-SSE1-NEXT: addl $16, %esp
-; X86-SSE1-NEXT: testl %eax, %eax
-; X86-SSE1-NEXT: setne %al
-; X86-SSE1-NEXT: retl
-;
-; X86-SSE2-LABEL: length32_eq_const:
-; X86-SSE2: # %bb.0:
-; X86-SSE2-NEXT: movl {{[0-9]+}}(%esp), %eax
-; X86-SSE2-NEXT: movdqu (%eax), %xmm0
-; X86-SSE2-NEXT: movdqu 16(%eax), %xmm1
-; X86-SSE2-NEXT: pcmpeqb {{\.LCPI.*}}, %xmm1
-; X86-SSE2-NEXT: pcmpeqb {{\.LCPI.*}}, %xmm0
-; X86-SSE2-NEXT: pand %xmm1, %xmm0
-; X86-SSE2-NEXT: pmovmskb %xmm0, %eax
-; X86-SSE2-NEXT: cmpl $65535, %eax # imm = 0xFFFF
-; X86-SSE2-NEXT: setne %al
-; X86-SSE2-NEXT: retl
-;
-; X64-SSE2-LABEL: length32_eq_const:
-; X64-SSE2: # %bb.0:
-; X64-SSE2-NEXT: movdqu (%rdi), %xmm0
-; X64-SSE2-NEXT: movdqu 16(%rdi), %xmm1
-; X64-SSE2-NEXT: pcmpeqb {{.*}}(%rip), %xmm1
-; X64-SSE2-NEXT: pcmpeqb {{.*}}(%rip), %xmm0
-; X64-SSE2-NEXT: pand %xmm1, %xmm0
-; X64-SSE2-NEXT: pmovmskb %xmm0, %eax
-; X64-SSE2-NEXT: cmpl $65535, %eax # imm = 0xFFFF
-; X64-SSE2-NEXT: setne %al
-; X64-SSE2-NEXT: retq
-;
-; X64-AVX1-LABEL: length32_eq_const:
-; X64-AVX1: # %bb.0:
-; X64-AVX1-NEXT: vmovdqu (%rdi), %xmm0
-; X64-AVX1-NEXT: vmovdqu 16(%rdi), %xmm1
-; X64-AVX1-NEXT: vpcmpeqb {{.*}}(%rip), %xmm1, %xmm1
-; X64-AVX1-NEXT: vpcmpeqb {{.*}}(%rip), %xmm0, %xmm0
-; X64-AVX1-NEXT: vpand %xmm1, %xmm0, %xmm0
-; X64-AVX1-NEXT: vpmovmskb %xmm0, %eax
-; X64-AVX1-NEXT: cmpl $65535, %eax # imm = 0xFFFF
-; X64-AVX1-NEXT: setne %al
-; X64-AVX1-NEXT: retq
-;
-; X64-AVX2-LABEL: length32_eq_const:
-; X64-AVX2: # %bb.0:
-; X64-AVX2-NEXT: vmovdqu (%rdi), %ymm0
-; X64-AVX2-NEXT: vpcmpeqb {{.*}}(%rip), %ymm0, %ymm0
-; X64-AVX2-NEXT: vpmovmskb %ymm0, %eax
-; X64-AVX2-NEXT: cmpl $-1, %eax
-; X64-AVX2-NEXT: setne %al
-; X64-AVX2-NEXT: vzeroupper
-; X64-AVX2-NEXT: retq
- %m = tail call i32 @memcmp(i8* %X, i8* getelementptr inbounds ([65 x i8], [65 x i8]* @.str, i32 0, i32 0), i64 32) nounwind
- %c = icmp ne i32 %m, 0
- ret i1 %c
-}
-
-define i32 @length64(i8* %X, i8* %Y) nounwind {
-; X86-LABEL: length64:
-; X86: # %bb.0:
-; X86-NEXT: pushl $0
-; X86-NEXT: pushl $64
-; X86-NEXT: pushl {{[0-9]+}}(%esp)
-; X86-NEXT: pushl {{[0-9]+}}(%esp)
-; X86-NEXT: calll memcmp
-; X86-NEXT: addl $16, %esp
-; X86-NEXT: retl
-;
-; X64-LABEL: length64:
-; X64: # %bb.0:
-; X64-NEXT: movl $64, %edx
-; X64-NEXT: jmp memcmp # TAILCALL
- %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 64) nounwind
- ret i32 %m
-}
-
-define i1 @length64_eq(i8* %x, i8* %y) nounwind {
-; X86-LABEL: length64_eq:
-; X86: # %bb.0:
-; X86-NEXT: pushl $0
-; X86-NEXT: pushl $64
-; X86-NEXT: pushl {{[0-9]+}}(%esp)
-; X86-NEXT: pushl {{[0-9]+}}(%esp)
-; X86-NEXT: calll memcmp
-; X86-NEXT: addl $16, %esp
-; X86-NEXT: testl %eax, %eax
-; X86-NEXT: setne %al
-; X86-NEXT: retl
-;
-; X64-SSE2-LABEL: length64_eq:
-; X64-SSE2: # %bb.0:
-; X64-SSE2-NEXT: pushq %rax
-; X64-SSE2-NEXT: movl $64, %edx
-; X64-SSE2-NEXT: callq memcmp
-; X64-SSE2-NEXT: testl %eax, %eax
-; X64-SSE2-NEXT: setne %al
-; X64-SSE2-NEXT: popq %rcx
-; X64-SSE2-NEXT: retq
-;
-; X64-AVX1-LABEL: length64_eq:
-; X64-AVX1: # %bb.0:
-; X64-AVX1-NEXT: pushq %rax
-; X64-AVX1-NEXT: movl $64, %edx
-; X64-AVX1-NEXT: callq memcmp
-; X64-AVX1-NEXT: testl %eax, %eax
-; X64-AVX1-NEXT: setne %al
-; X64-AVX1-NEXT: popq %rcx
-; X64-AVX1-NEXT: retq
-;
-; X64-AVX2-LABEL: length64_eq:
-; X64-AVX2: # %bb.0:
-; X64-AVX2-NEXT: vmovdqu (%rdi), %ymm0
-; X64-AVX2-NEXT: vmovdqu 32(%rdi), %ymm1
-; X64-AVX2-NEXT: vpcmpeqb 32(%rsi), %ymm1, %ymm1
-; X64-AVX2-NEXT: vpcmpeqb (%rsi), %ymm0, %ymm0
-; X64-AVX2-NEXT: vpand %ymm1, %ymm0, %ymm0
-; X64-AVX2-NEXT: vpmovmskb %ymm0, %eax
-; X64-AVX2-NEXT: cmpl $-1, %eax
-; X64-AVX2-NEXT: setne %al
-; X64-AVX2-NEXT: vzeroupper
-; X64-AVX2-NEXT: retq
- %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 64) nounwind
- %cmp = icmp ne i32 %call, 0
- ret i1 %cmp
-}
-
-define i1 @length64_eq_const(i8* %X) nounwind {
-; X86-LABEL: length64_eq_const:
-; X86: # %bb.0:
-; X86-NEXT: pushl $0
-; X86-NEXT: pushl $64
-; X86-NEXT: pushl $.L.str
-; X86-NEXT: pushl {{[0-9]+}}(%esp)
-; X86-NEXT: calll memcmp
-; X86-NEXT: addl $16, %esp
-; X86-NEXT: testl %eax, %eax
-; X86-NEXT: sete %al
-; X86-NEXT: retl
-;
-; X64-SSE2-LABEL: length64_eq_const:
-; X64-SSE2: # %bb.0:
-; X64-SSE2-NEXT: pushq %rax
-; X64-SSE2-NEXT: movl $.L.str, %esi
-; X64-SSE2-NEXT: movl $64, %edx
-; X64-SSE2-NEXT: callq memcmp
-; X64-SSE2-NEXT: testl %eax, %eax
-; X64-SSE2-NEXT: sete %al
-; X64-SSE2-NEXT: popq %rcx
-; X64-SSE2-NEXT: retq
-;
-; X64-AVX1-LABEL: length64_eq_const:
-; X64-AVX1: # %bb.0:
-; X64-AVX1-NEXT: pushq %rax
-; X64-AVX1-NEXT: movl $.L.str, %esi
-; X64-AVX1-NEXT: movl $64, %edx
-; X64-AVX1-NEXT: callq memcmp
-; X64-AVX1-NEXT: testl %eax, %eax
-; X64-AVX1-NEXT: sete %al
-; X64-AVX1-NEXT: popq %rcx
-; X64-AVX1-NEXT: retq
-;
-; X64-AVX2-LABEL: length64_eq_const:
-; X64-AVX2: # %bb.0:
-; X64-AVX2-NEXT: vmovdqu (%rdi), %ymm0
-; X64-AVX2-NEXT: vmovdqu 32(%rdi), %ymm1
-; X64-AVX2-NEXT: vpcmpeqb {{.*}}(%rip), %ymm1, %ymm1
-; X64-AVX2-NEXT: vpcmpeqb {{.*}}(%rip), %ymm0, %ymm0
-; X64-AVX2-NEXT: vpand %ymm1, %ymm0, %ymm0
-; X64-AVX2-NEXT: vpmovmskb %ymm0, %eax
-; X64-AVX2-NEXT: cmpl $-1, %eax
-; X64-AVX2-NEXT: sete %al
-; X64-AVX2-NEXT: vzeroupper
-; X64-AVX2-NEXT: retq
- %m = tail call i32 @memcmp(i8* %X, i8* getelementptr inbounds ([65 x i8], [65 x i8]* @.str, i32 0, i32 0), i64 64) nounwind
- %c = icmp eq i32 %m, 0
- ret i1 %c
-}
-
-; This checks that we do not do stupid things with huge sizes.
-define i32 @huge_length(i8* %X, i8* %Y) nounwind {
-; X86-LABEL: huge_length:
-; X86: # %bb.0:
-; X86-NEXT: pushl $2147483647 # imm = 0x7FFFFFFF
-; X86-NEXT: pushl $-1
-; X86-NEXT: pushl {{[0-9]+}}(%esp)
-; X86-NEXT: pushl {{[0-9]+}}(%esp)
-; X86-NEXT: calll memcmp
-; X86-NEXT: addl $16, %esp
-; X86-NEXT: retl
-;
-; X64-LABEL: huge_length:
-; X64: # %bb.0:
-; X64-NEXT: movabsq $9223372036854775807, %rdx # imm = 0x7FFFFFFFFFFFFFFF
-; X64-NEXT: jmp memcmp # TAILCALL
- %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 9223372036854775807) nounwind
- ret i32 %m
-}
-
-define i1 @huge_length_eq(i8* %X, i8* %Y) nounwind {
-; X86-LABEL: huge_length_eq:
-; X86: # %bb.0:
-; X86-NEXT: pushl $2147483647 # imm = 0x7FFFFFFF
-; X86-NEXT: pushl $-1
-; X86-NEXT: pushl {{[0-9]+}}(%esp)
-; X86-NEXT: pushl {{[0-9]+}}(%esp)
-; X86-NEXT: calll memcmp
-; X86-NEXT: addl $16, %esp
-; X86-NEXT: testl %eax, %eax
-; X86-NEXT: sete %al
-; X86-NEXT: retl
-;
-; X64-LABEL: huge_length_eq:
-; X64: # %bb.0:
-; X64-NEXT: pushq %rax
-; X64-NEXT: movabsq $9223372036854775807, %rdx # imm = 0x7FFFFFFFFFFFFFFF
-; X64-NEXT: callq memcmp
-; X64-NEXT: testl %eax, %eax
-; X64-NEXT: sete %al
-; X64-NEXT: popq %rcx
-; X64-NEXT: retq
-
- %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 9223372036854775807) nounwind
- %c = icmp eq i32 %m, 0
- ret i1 %c
-}
-
-; This checks non-constant sizes.
-define i32 @nonconst_length(i8* %X, i8* %Y, i64 %size) nounwind {
-; X86-LABEL: nonconst_length:
-; X86: # %bb.0:
-; X86-NEXT: jmp memcmp # TAILCALL
-;
-; X64-LABEL: nonconst_length:
-; X64: # %bb.0:
-; X64-NEXT: jmp memcmp # TAILCALL
- %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 %size) nounwind
- ret i32 %m
-}
-
-define i1 @nonconst_length_eq(i8* %X, i8* %Y, i64 %size) nounwind {
-; X86-LABEL: nonconst_length_eq:
-; X86: # %bb.0:
-; X86-NEXT: pushl {{[0-9]+}}(%esp)
-; X86-NEXT: pushl {{[0-9]+}}(%esp)
-; X86-NEXT: pushl {{[0-9]+}}(%esp)
-; X86-NEXT: pushl {{[0-9]+}}(%esp)
-; X86-NEXT: calll memcmp
-; X86-NEXT: addl $16, %esp
-; X86-NEXT: testl %eax, %eax
-; X86-NEXT: sete %al
-; X86-NEXT: retl
-;
-; X64-LABEL: nonconst_length_eq:
-; X64: # %bb.0:
-; X64-NEXT: pushq %rax
-; X64-NEXT: callq memcmp
-; X64-NEXT: testl %eax, %eax
-; X64-NEXT: sete %al
-; X64-NEXT: popq %rcx
-; X64-NEXT: retq
- %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 %size) nounwind
- %c = icmp eq i32 %m, 0
- ret i1 %c
-}
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