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-rw-r--r--llvm/test/CodeGen/X86/masked-iv-unsafe.ll367
1 files changed, 363 insertions, 4 deletions
diff --git a/llvm/test/CodeGen/X86/masked-iv-unsafe.ll b/llvm/test/CodeGen/X86/masked-iv-unsafe.ll
index 53a1f0619ff..76f2ad22b44 100644
--- a/llvm/test/CodeGen/X86/masked-iv-unsafe.ll
+++ b/llvm/test/CodeGen/X86/masked-iv-unsafe.ll
@@ -1,12 +1,35 @@
-; RUN: llc < %s -mtriple=x86_64-- > %t
-; RUN: grep and %t | count 6
-; RUN: grep movzb %t | count 6
-; RUN: grep sar %t | count 12
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
+; RUN: llc < %s -mtriple=x86_64-- | FileCheck %s
; Don't optimize away zext-inreg and sext-inreg on the loop induction
; variable, because it isn't safe to do so in these cases.
define void @count_up(double* %d, i64 %n) nounwind {
+; CHECK-LABEL: count_up:
+; CHECK: # %bb.0: # %entry
+; CHECK-NEXT: movl $10, %eax
+; CHECK-NEXT: movsd {{.*#+}} xmm0 = mem[0],zero
+; CHECK-NEXT: movsd {{.*#+}} xmm1 = mem[0],zero
+; CHECK-NEXT: movsd {{.*#+}} xmm2 = mem[0],zero
+; CHECK-NEXT: .p2align 4, 0x90
+; CHECK-NEXT: .LBB0_1: # %loop
+; CHECK-NEXT: # =>This Inner Loop Header: Depth=1
+; CHECK-NEXT: movzbl %al, %ecx
+; CHECK-NEXT: movsd {{.*#+}} xmm3 = mem[0],zero
+; CHECK-NEXT: mulsd %xmm0, %xmm3
+; CHECK-NEXT: movsd %xmm3, (%rdi,%rcx,8)
+; CHECK-NEXT: movl %eax, %ecx
+; CHECK-NEXT: andl $16777215, %ecx # imm = 0xFFFFFF
+; CHECK-NEXT: movsd {{.*#+}} xmm3 = mem[0],zero
+; CHECK-NEXT: mulsd %xmm1, %xmm3
+; CHECK-NEXT: movsd %xmm3, (%rdi,%rcx,8)
+; CHECK-NEXT: movsd {{.*#+}} xmm3 = mem[0],zero
+; CHECK-NEXT: mulsd %xmm2, %xmm3
+; CHECK-NEXT: movsd %xmm3, (%rdi,%rax,8)
+; CHECK-NEXT: incq %rax
+; CHECK-NEXT: jne .LBB0_1
+; CHECK-NEXT: # %bb.2: # %return
+; CHECK-NEXT: retq
entry:
br label %loop
@@ -35,6 +58,32 @@ return:
}
define void @count_down(double* %d, i64 %n) nounwind {
+; CHECK-LABEL: count_down:
+; CHECK: # %bb.0: # %entry
+; CHECK-NEXT: movl $10, %eax
+; CHECK-NEXT: movsd {{.*#+}} xmm0 = mem[0],zero
+; CHECK-NEXT: movsd {{.*#+}} xmm1 = mem[0],zero
+; CHECK-NEXT: movsd {{.*#+}} xmm2 = mem[0],zero
+; CHECK-NEXT: .p2align 4, 0x90
+; CHECK-NEXT: .LBB1_1: # %loop
+; CHECK-NEXT: # =>This Inner Loop Header: Depth=1
+; CHECK-NEXT: movzbl %al, %ecx
+; CHECK-NEXT: movsd {{.*#+}} xmm3 = mem[0],zero
+; CHECK-NEXT: mulsd %xmm0, %xmm3
+; CHECK-NEXT: movsd %xmm3, (%rdi,%rcx,8)
+; CHECK-NEXT: movl %eax, %ecx
+; CHECK-NEXT: andl $16777215, %ecx # imm = 0xFFFFFF
+; CHECK-NEXT: movsd {{.*#+}} xmm3 = mem[0],zero
+; CHECK-NEXT: mulsd %xmm1, %xmm3
+; CHECK-NEXT: movsd %xmm3, (%rdi,%rcx,8)
+; CHECK-NEXT: movsd {{.*#+}} xmm3 = mem[0],zero
+; CHECK-NEXT: mulsd %xmm2, %xmm3
+; CHECK-NEXT: movsd %xmm3, (%rdi,%rax,8)
+; CHECK-NEXT: decq %rax
+; CHECK-NEXT: cmpq $20, %rax
+; CHECK-NEXT: jne .LBB1_1
+; CHECK-NEXT: # %bb.2: # %return
+; CHECK-NEXT: retq
entry:
br label %loop
@@ -63,6 +112,36 @@ return:
}
define void @count_up_signed(double* %d, i64 %n) nounwind {
+; CHECK-LABEL: count_up_signed:
+; CHECK: # %bb.0: # %entry
+; CHECK-NEXT: movl $10, %eax
+; CHECK-NEXT: movl $167772160, %ecx # imm = 0xA000000
+; CHECK-NEXT: movl $2560, %edx # imm = 0xA00
+; CHECK-NEXT: movsd {{.*#+}} xmm0 = mem[0],zero
+; CHECK-NEXT: movsd {{.*#+}} xmm1 = mem[0],zero
+; CHECK-NEXT: movsd {{.*#+}} xmm2 = mem[0],zero
+; CHECK-NEXT: .p2align 4, 0x90
+; CHECK-NEXT: .LBB2_1: # %loop
+; CHECK-NEXT: # =>This Inner Loop Header: Depth=1
+; CHECK-NEXT: movq %rdx, %rsi
+; CHECK-NEXT: sarq $8, %rsi
+; CHECK-NEXT: movsd {{.*#+}} xmm3 = mem[0],zero
+; CHECK-NEXT: mulsd %xmm0, %xmm3
+; CHECK-NEXT: movsd %xmm3, (%rdi,%rsi,8)
+; CHECK-NEXT: movq %rcx, %rsi
+; CHECK-NEXT: sarq $24, %rsi
+; CHECK-NEXT: movsd {{.*#+}} xmm3 = mem[0],zero
+; CHECK-NEXT: mulsd %xmm1, %xmm3
+; CHECK-NEXT: movsd %xmm3, (%rdi,%rsi,8)
+; CHECK-NEXT: movsd {{.*#+}} xmm3 = mem[0],zero
+; CHECK-NEXT: mulsd %xmm2, %xmm3
+; CHECK-NEXT: movsd %xmm3, (%rdi,%rax,8)
+; CHECK-NEXT: addq $16777216, %rcx # imm = 0x1000000
+; CHECK-NEXT: addq $256, %rdx # imm = 0x100
+; CHECK-NEXT: incq %rax
+; CHECK-NEXT: jne .LBB2_1
+; CHECK-NEXT: # %bb.2: # %return
+; CHECK-NEXT: retq
entry:
br label %loop
@@ -93,6 +172,36 @@ return:
}
define void @count_down_signed(double* %d, i64 %n) nounwind {
+; CHECK-LABEL: count_down_signed:
+; CHECK: # %bb.0: # %entry
+; CHECK-NEXT: movq $-10, %rax
+; CHECK-NEXT: movl $167772160, %ecx # imm = 0xA000000
+; CHECK-NEXT: movl $2560, %edx # imm = 0xA00
+; CHECK-NEXT: movsd {{.*#+}} xmm0 = mem[0],zero
+; CHECK-NEXT: movsd {{.*#+}} xmm1 = mem[0],zero
+; CHECK-NEXT: movsd {{.*#+}} xmm2 = mem[0],zero
+; CHECK-NEXT: .p2align 4, 0x90
+; CHECK-NEXT: .LBB3_1: # %loop
+; CHECK-NEXT: # =>This Inner Loop Header: Depth=1
+; CHECK-NEXT: movq %rdx, %rsi
+; CHECK-NEXT: sarq $8, %rsi
+; CHECK-NEXT: movsd {{.*#+}} xmm3 = mem[0],zero
+; CHECK-NEXT: mulsd %xmm0, %xmm3
+; CHECK-NEXT: movsd %xmm3, (%rdi,%rsi,8)
+; CHECK-NEXT: movq %rcx, %rsi
+; CHECK-NEXT: sarq $24, %rsi
+; CHECK-NEXT: movsd {{.*#+}} xmm3 = mem[0],zero
+; CHECK-NEXT: mulsd %xmm1, %xmm3
+; CHECK-NEXT: movsd %xmm3, (%rdi,%rsi,8)
+; CHECK-NEXT: movsd {{.*#+}} xmm3 = mem[0],zero
+; CHECK-NEXT: mulsd %xmm2, %xmm3
+; CHECK-NEXT: movsd %xmm3, 160(%rdi,%rax,8)
+; CHECK-NEXT: addq $-16777216, %rcx # imm = 0xFF000000
+; CHECK-NEXT: addq $-256, %rdx
+; CHECK-NEXT: decq %rax
+; CHECK-NEXT: jne .LBB3_1
+; CHECK-NEXT: # %bb.2: # %return
+; CHECK-NEXT: retq
entry:
br label %loop
@@ -123,6 +232,32 @@ return:
}
define void @another_count_up(double* %d, i64 %n) nounwind {
+; CHECK-LABEL: another_count_up:
+; CHECK: # %bb.0: # %entry
+; CHECK-NEXT: xorl %eax, %eax
+; CHECK-NEXT: movsd {{.*#+}} xmm0 = mem[0],zero
+; CHECK-NEXT: movsd {{.*#+}} xmm1 = mem[0],zero
+; CHECK-NEXT: movsd {{.*#+}} xmm2 = mem[0],zero
+; CHECK-NEXT: .p2align 4, 0x90
+; CHECK-NEXT: .LBB4_1: # %loop
+; CHECK-NEXT: # =>This Inner Loop Header: Depth=1
+; CHECK-NEXT: movzbl %al, %ecx
+; CHECK-NEXT: movsd {{.*#+}} xmm3 = mem[0],zero
+; CHECK-NEXT: mulsd %xmm0, %xmm3
+; CHECK-NEXT: movsd %xmm3, (%rdi,%rcx,8)
+; CHECK-NEXT: movl %eax, %ecx
+; CHECK-NEXT: andl $16777215, %ecx # imm = 0xFFFFFF
+; CHECK-NEXT: movsd {{.*#+}} xmm3 = mem[0],zero
+; CHECK-NEXT: mulsd %xmm1, %xmm3
+; CHECK-NEXT: movsd %xmm3, (%rdi,%rcx,8)
+; CHECK-NEXT: movsd {{.*#+}} xmm3 = mem[0],zero
+; CHECK-NEXT: mulsd %xmm2, %xmm3
+; CHECK-NEXT: movsd %xmm3, (%rdi,%rax,8)
+; CHECK-NEXT: incq %rax
+; CHECK-NEXT: cmpq %rax, %rsi
+; CHECK-NEXT: jne .LBB4_1
+; CHECK-NEXT: # %bb.2: # %return
+; CHECK-NEXT: retq
entry:
br label %loop
@@ -151,6 +286,31 @@ return:
}
define void @another_count_down(double* %d, i64 %n) nounwind {
+; CHECK-LABEL: another_count_down:
+; CHECK: # %bb.0: # %entry
+; CHECK-NEXT: movsd {{.*#+}} xmm0 = mem[0],zero
+; CHECK-NEXT: movsd {{.*#+}} xmm1 = mem[0],zero
+; CHECK-NEXT: movsd {{.*#+}} xmm2 = mem[0],zero
+; CHECK-NEXT: .p2align 4, 0x90
+; CHECK-NEXT: .LBB5_1: # %loop
+; CHECK-NEXT: # =>This Inner Loop Header: Depth=1
+; CHECK-NEXT: movzbl %sil, %eax
+; CHECK-NEXT: movsd {{.*#+}} xmm3 = mem[0],zero
+; CHECK-NEXT: mulsd %xmm0, %xmm3
+; CHECK-NEXT: movsd %xmm3, (%rdi,%rax,8)
+; CHECK-NEXT: movl %esi, %eax
+; CHECK-NEXT: andl $16777215, %eax # imm = 0xFFFFFF
+; CHECK-NEXT: movsd {{.*#+}} xmm3 = mem[0],zero
+; CHECK-NEXT: mulsd %xmm1, %xmm3
+; CHECK-NEXT: movsd %xmm3, (%rdi,%rax,8)
+; CHECK-NEXT: movsd {{.*#+}} xmm3 = mem[0],zero
+; CHECK-NEXT: mulsd %xmm2, %xmm3
+; CHECK-NEXT: movsd %xmm3, (%rdi,%rsi,8)
+; CHECK-NEXT: decq %rsi
+; CHECK-NEXT: cmpq $10, %rsi
+; CHECK-NEXT: jne .LBB5_1
+; CHECK-NEXT: # %bb.2: # %return
+; CHECK-NEXT: retq
entry:
br label %loop
@@ -179,6 +339,37 @@ return:
}
define void @another_count_up_signed(double* %d, i64 %n) nounwind {
+; CHECK-LABEL: another_count_up_signed:
+; CHECK: # %bb.0: # %entry
+; CHECK-NEXT: xorl %r8d, %r8d
+; CHECK-NEXT: movsd {{.*#+}} xmm0 = mem[0],zero
+; CHECK-NEXT: movsd {{.*#+}} xmm1 = mem[0],zero
+; CHECK-NEXT: movsd {{.*#+}} xmm2 = mem[0],zero
+; CHECK-NEXT: xorl %ecx, %ecx
+; CHECK-NEXT: movq %rdi, %rdx
+; CHECK-NEXT: .p2align 4, 0x90
+; CHECK-NEXT: .LBB6_1: # %loop
+; CHECK-NEXT: # =>This Inner Loop Header: Depth=1
+; CHECK-NEXT: movq %r8, %rax
+; CHECK-NEXT: sarq $8, %rax
+; CHECK-NEXT: movsd {{.*#+}} xmm3 = mem[0],zero
+; CHECK-NEXT: mulsd %xmm0, %xmm3
+; CHECK-NEXT: movsd %xmm3, (%rdi,%rax,8)
+; CHECK-NEXT: movq %rcx, %rax
+; CHECK-NEXT: sarq $24, %rax
+; CHECK-NEXT: movsd {{.*#+}} xmm3 = mem[0],zero
+; CHECK-NEXT: mulsd %xmm1, %xmm3
+; CHECK-NEXT: movsd %xmm3, (%rdi,%rax,8)
+; CHECK-NEXT: movsd {{.*#+}} xmm3 = mem[0],zero
+; CHECK-NEXT: mulsd %xmm2, %xmm3
+; CHECK-NEXT: movsd %xmm3, (%rdx)
+; CHECK-NEXT: addq $8, %rdx
+; CHECK-NEXT: addq $16777216, %rcx # imm = 0x1000000
+; CHECK-NEXT: addq $256, %r8 # imm = 0x100
+; CHECK-NEXT: decq %rsi
+; CHECK-NEXT: jne .LBB6_1
+; CHECK-NEXT: # %bb.2: # %return
+; CHECK-NEXT: retq
entry:
br label %loop
@@ -209,6 +400,37 @@ return:
}
define void @another_count_down_signed(double* %d, i64 %n) nounwind {
+; CHECK-LABEL: another_count_down_signed:
+; CHECK: # %bb.0: # %entry
+; CHECK-NEXT: movq %rsi, %rax
+; CHECK-NEXT: shlq $24, %rax
+; CHECK-NEXT: leaq -10(%rsi), %rcx
+; CHECK-NEXT: shlq $8, %rsi
+; CHECK-NEXT: movsd {{.*#+}} xmm0 = mem[0],zero
+; CHECK-NEXT: movsd {{.*#+}} xmm1 = mem[0],zero
+; CHECK-NEXT: movsd {{.*#+}} xmm2 = mem[0],zero
+; CHECK-NEXT: .p2align 4, 0x90
+; CHECK-NEXT: .LBB7_1: # %loop
+; CHECK-NEXT: # =>This Inner Loop Header: Depth=1
+; CHECK-NEXT: movq %rsi, %rdx
+; CHECK-NEXT: sarq $8, %rdx
+; CHECK-NEXT: movsd {{.*#+}} xmm3 = mem[0],zero
+; CHECK-NEXT: mulsd %xmm0, %xmm3
+; CHECK-NEXT: movsd %xmm3, (%rdi,%rdx,8)
+; CHECK-NEXT: movq %rax, %rdx
+; CHECK-NEXT: sarq $24, %rdx
+; CHECK-NEXT: movsd {{.*#+}} xmm3 = mem[0],zero
+; CHECK-NEXT: mulsd %xmm1, %xmm3
+; CHECK-NEXT: movsd %xmm3, (%rdi,%rdx,8)
+; CHECK-NEXT: movsd {{.*#+}} xmm3 = mem[0],zero
+; CHECK-NEXT: mulsd %xmm2, %xmm3
+; CHECK-NEXT: movsd %xmm3, 80(%rdi,%rcx,8)
+; CHECK-NEXT: addq $-16777216, %rax # imm = 0xFF000000
+; CHECK-NEXT: addq $-256, %rsi
+; CHECK-NEXT: decq %rcx
+; CHECK-NEXT: jne .LBB7_1
+; CHECK-NEXT: # %bb.2: # %return
+; CHECK-NEXT: retq
entry:
br label %loop
@@ -239,6 +461,32 @@ return:
}
define void @yet_another_count_down(double* %d, i64 %n) nounwind {
+; CHECK-LABEL: yet_another_count_down:
+; CHECK: # %bb.0: # %entry
+; CHECK-NEXT: movq $-2040, %rax # imm = 0xF808
+; CHECK-NEXT: movsd {{.*#+}} xmm0 = mem[0],zero
+; CHECK-NEXT: movsd {{.*#+}} xmm1 = mem[0],zero
+; CHECK-NEXT: movsd {{.*#+}} xmm2 = mem[0],zero
+; CHECK-NEXT: movq %rdi, %rcx
+; CHECK-NEXT: movq %rdi, %rdx
+; CHECK-NEXT: .p2align 4, 0x90
+; CHECK-NEXT: .LBB8_1: # %loop
+; CHECK-NEXT: # =>This Inner Loop Header: Depth=1
+; CHECK-NEXT: movsd {{.*#+}} xmm3 = mem[0],zero
+; CHECK-NEXT: mulsd %xmm0, %xmm3
+; CHECK-NEXT: movsd %xmm3, 2040(%rdi,%rax)
+; CHECK-NEXT: movsd {{.*#+}} xmm3 = mem[0],zero
+; CHECK-NEXT: mulsd %xmm1, %xmm3
+; CHECK-NEXT: movsd %xmm3, (%rcx)
+; CHECK-NEXT: movsd {{.*#+}} xmm3 = mem[0],zero
+; CHECK-NEXT: mulsd %xmm2, %xmm3
+; CHECK-NEXT: movsd %xmm3, (%rdx)
+; CHECK-NEXT: addq $-8, %rdx
+; CHECK-NEXT: addq $134217720, %rcx # imm = 0x7FFFFF8
+; CHECK-NEXT: addq $2040, %rax # imm = 0x7F8
+; CHECK-NEXT: jne .LBB8_1
+; CHECK-NEXT: # %bb.2: # %return
+; CHECK-NEXT: retq
entry:
br label %loop
@@ -267,6 +515,32 @@ return:
}
define void @yet_another_count_up(double* %d, i64 %n) nounwind {
+; CHECK-LABEL: yet_another_count_up:
+; CHECK: # %bb.0: # %entry
+; CHECK-NEXT: xorl %eax, %eax
+; CHECK-NEXT: movsd {{.*#+}} xmm0 = mem[0],zero
+; CHECK-NEXT: movsd {{.*#+}} xmm1 = mem[0],zero
+; CHECK-NEXT: movsd {{.*#+}} xmm2 = mem[0],zero
+; CHECK-NEXT: .p2align 4, 0x90
+; CHECK-NEXT: .LBB9_1: # %loop
+; CHECK-NEXT: # =>This Inner Loop Header: Depth=1
+; CHECK-NEXT: movzbl %al, %ecx
+; CHECK-NEXT: movsd {{.*#+}} xmm3 = mem[0],zero
+; CHECK-NEXT: mulsd %xmm0, %xmm3
+; CHECK-NEXT: movsd %xmm3, (%rdi,%rcx,8)
+; CHECK-NEXT: movl %eax, %ecx
+; CHECK-NEXT: andl $16777215, %ecx # imm = 0xFFFFFF
+; CHECK-NEXT: movsd {{.*#+}} xmm3 = mem[0],zero
+; CHECK-NEXT: mulsd %xmm1, %xmm3
+; CHECK-NEXT: movsd %xmm3, (%rdi,%rcx,8)
+; CHECK-NEXT: movsd {{.*#+}} xmm3 = mem[0],zero
+; CHECK-NEXT: mulsd %xmm2, %xmm3
+; CHECK-NEXT: movsd %xmm3, (%rdi,%rax,8)
+; CHECK-NEXT: addq $3, %rax
+; CHECK-NEXT: cmpq $10, %rax
+; CHECK-NEXT: jne .LBB9_1
+; CHECK-NEXT: # %bb.2: # %return
+; CHECK-NEXT: retq
entry:
br label %loop
@@ -295,6 +569,31 @@ return:
}
define void @still_another_count_down(double* %d, i64 %n) nounwind {
+; CHECK-LABEL: still_another_count_down:
+; CHECK: # %bb.0: # %entry
+; CHECK-NEXT: movl $10, %eax
+; CHECK-NEXT: movsd {{.*#+}} xmm0 = mem[0],zero
+; CHECK-NEXT: movsd {{.*#+}} xmm1 = mem[0],zero
+; CHECK-NEXT: movsd {{.*#+}} xmm2 = mem[0],zero
+; CHECK-NEXT: .p2align 4, 0x90
+; CHECK-NEXT: .LBB10_1: # %loop
+; CHECK-NEXT: # =>This Inner Loop Header: Depth=1
+; CHECK-NEXT: movzbl %al, %ecx
+; CHECK-NEXT: movsd {{.*#+}} xmm3 = mem[0],zero
+; CHECK-NEXT: mulsd %xmm0, %xmm3
+; CHECK-NEXT: movsd %xmm3, (%rdi,%rcx,8)
+; CHECK-NEXT: movl %eax, %ecx
+; CHECK-NEXT: andl $16777215, %ecx # imm = 0xFFFFFF
+; CHECK-NEXT: movsd {{.*#+}} xmm3 = mem[0],zero
+; CHECK-NEXT: mulsd %xmm1, %xmm3
+; CHECK-NEXT: movsd %xmm3, (%rdi,%rcx,8)
+; CHECK-NEXT: movsd {{.*#+}} xmm3 = mem[0],zero
+; CHECK-NEXT: mulsd %xmm2, %xmm3
+; CHECK-NEXT: movsd %xmm3, (%rdi,%rax,8)
+; CHECK-NEXT: addq $-3, %rax
+; CHECK-NEXT: jne .LBB10_1
+; CHECK-NEXT: # %bb.2: # %return
+; CHECK-NEXT: retq
entry:
br label %loop
@@ -323,6 +622,36 @@ return:
}
define void @yet_another_count_up_signed(double* %d, i64 %n) nounwind {
+; CHECK-LABEL: yet_another_count_up_signed:
+; CHECK: # %bb.0: # %entry
+; CHECK-NEXT: movq $-10, %rax
+; CHECK-NEXT: xorl %ecx, %ecx
+; CHECK-NEXT: movsd {{.*#+}} xmm0 = mem[0],zero
+; CHECK-NEXT: movsd {{.*#+}} xmm1 = mem[0],zero
+; CHECK-NEXT: movsd {{.*#+}} xmm2 = mem[0],zero
+; CHECK-NEXT: xorl %edx, %edx
+; CHECK-NEXT: .p2align 4, 0x90
+; CHECK-NEXT: .LBB11_1: # %loop
+; CHECK-NEXT: # =>This Inner Loop Header: Depth=1
+; CHECK-NEXT: movq %rcx, %rsi
+; CHECK-NEXT: sarq $8, %rsi
+; CHECK-NEXT: movsd {{.*#+}} xmm3 = mem[0],zero
+; CHECK-NEXT: mulsd %xmm0, %xmm3
+; CHECK-NEXT: movsd %xmm3, (%rdi,%rsi,8)
+; CHECK-NEXT: movq %rdx, %rsi
+; CHECK-NEXT: sarq $24, %rsi
+; CHECK-NEXT: movsd {{.*#+}} xmm3 = mem[0],zero
+; CHECK-NEXT: mulsd %xmm1, %xmm3
+; CHECK-NEXT: movsd %xmm3, (%rdi,%rsi,8)
+; CHECK-NEXT: movsd {{.*#+}} xmm3 = mem[0],zero
+; CHECK-NEXT: mulsd %xmm2, %xmm3
+; CHECK-NEXT: movsd %xmm3, 80(%rdi,%rax,8)
+; CHECK-NEXT: addq $50331648, %rdx # imm = 0x3000000
+; CHECK-NEXT: addq $768, %rcx # imm = 0x300
+; CHECK-NEXT: addq $3, %rax
+; CHECK-NEXT: jne .LBB11_1
+; CHECK-NEXT: # %bb.2: # %return
+; CHECK-NEXT: retq
entry:
br label %loop
@@ -353,6 +682,36 @@ return:
}
define void @yet_another_count_down_signed(double* %d, i64 %n) nounwind {
+; CHECK-LABEL: yet_another_count_down_signed:
+; CHECK: # %bb.0: # %entry
+; CHECK-NEXT: movl $10, %eax
+; CHECK-NEXT: movl $167772160, %ecx # imm = 0xA000000
+; CHECK-NEXT: movl $2560, %edx # imm = 0xA00
+; CHECK-NEXT: movsd {{.*#+}} xmm0 = mem[0],zero
+; CHECK-NEXT: movsd {{.*#+}} xmm1 = mem[0],zero
+; CHECK-NEXT: movsd {{.*#+}} xmm2 = mem[0],zero
+; CHECK-NEXT: .p2align 4, 0x90
+; CHECK-NEXT: .LBB12_1: # %loop
+; CHECK-NEXT: # =>This Inner Loop Header: Depth=1
+; CHECK-NEXT: movq %rdx, %rsi
+; CHECK-NEXT: sarq $8, %rsi
+; CHECK-NEXT: movsd {{.*#+}} xmm3 = mem[0],zero
+; CHECK-NEXT: mulsd %xmm0, %xmm3
+; CHECK-NEXT: movsd %xmm3, (%rdi,%rsi,8)
+; CHECK-NEXT: movq %rcx, %rsi
+; CHECK-NEXT: sarq $24, %rsi
+; CHECK-NEXT: movsd {{.*#+}} xmm3 = mem[0],zero
+; CHECK-NEXT: mulsd %xmm1, %xmm3
+; CHECK-NEXT: movsd %xmm3, (%rdi,%rsi,8)
+; CHECK-NEXT: movsd {{.*#+}} xmm3 = mem[0],zero
+; CHECK-NEXT: mulsd %xmm2, %xmm3
+; CHECK-NEXT: movsd %xmm3, (%rdi,%rax,8)
+; CHECK-NEXT: addq $-50331648, %rcx # imm = 0xFD000000
+; CHECK-NEXT: addq $-768, %rdx # imm = 0xFD00
+; CHECK-NEXT: addq $-3, %rax
+; CHECK-NEXT: jne .LBB12_1
+; CHECK-NEXT: # %bb.2: # %return
+; CHECK-NEXT: retq
entry:
br label %loop
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