summaryrefslogtreecommitdiffstats
path: root/llvm/test/CodeGen/X86/extract-bits.ll
diff options
context:
space:
mode:
Diffstat (limited to 'llvm/test/CodeGen/X86/extract-bits.ll')
-rw-r--r--llvm/test/CodeGen/X86/extract-bits.ll207
1 files changed, 71 insertions, 136 deletions
diff --git a/llvm/test/CodeGen/X86/extract-bits.ll b/llvm/test/CodeGen/X86/extract-bits.ll
index 06f316b14d0..a7d91ede4be 100644
--- a/llvm/test/CodeGen/X86/extract-bits.ll
+++ b/llvm/test/CodeGen/X86/extract-bits.ll
@@ -48,17 +48,12 @@ define i32 @bextr32_a0(i32 %val, i32 %numskipbits, i32 %numlowbits) nounwind {
;
; X86-BMI1NOTBM-LABEL: bextr32_a0:
; X86-BMI1NOTBM: # %bb.0:
-; X86-BMI1NOTBM-NEXT: pushl %esi
-; X86-BMI1NOTBM-NEXT: movb {{[0-9]+}}(%esp), %dl
+; X86-BMI1NOTBM-NEXT: movb {{[0-9]+}}(%esp), %al
; X86-BMI1NOTBM-NEXT: movb {{[0-9]+}}(%esp), %cl
-; X86-BMI1NOTBM-NEXT: movl {{[0-9]+}}(%esp), %esi
-; X86-BMI1NOTBM-NEXT: shrl %cl, %esi
-; X86-BMI1NOTBM-NEXT: movl $1, %eax
-; X86-BMI1NOTBM-NEXT: movl %edx, %ecx
-; X86-BMI1NOTBM-NEXT: shll %cl, %eax
-; X86-BMI1NOTBM-NEXT: decl %eax
-; X86-BMI1NOTBM-NEXT: andl %esi, %eax
-; X86-BMI1NOTBM-NEXT: popl %esi
+; X86-BMI1NOTBM-NEXT: movl {{[0-9]+}}(%esp), %edx
+; X86-BMI1NOTBM-NEXT: shrl %cl, %edx
+; X86-BMI1NOTBM-NEXT: shll $8, %eax
+; X86-BMI1NOTBM-NEXT: bextrl %eax, %edx, %eax
; X86-BMI1NOTBM-NEXT: retl
;
; X86-BMI1BMI2-LABEL: bextr32_a0:
@@ -86,11 +81,8 @@ define i32 @bextr32_a0(i32 %val, i32 %numskipbits, i32 %numlowbits) nounwind {
; X64-BMI1NOTBM-NEXT: movl %esi, %ecx
; X64-BMI1NOTBM-NEXT: # kill: def $cl killed $cl killed $ecx
; X64-BMI1NOTBM-NEXT: shrl %cl, %edi
-; X64-BMI1NOTBM-NEXT: movl $1, %eax
-; X64-BMI1NOTBM-NEXT: movl %edx, %ecx
-; X64-BMI1NOTBM-NEXT: shll %cl, %eax
-; X64-BMI1NOTBM-NEXT: decl %eax
-; X64-BMI1NOTBM-NEXT: andl %edi, %eax
+; X64-BMI1NOTBM-NEXT: shll $8, %edx
+; X64-BMI1NOTBM-NEXT: bextrl %edx, %edi, %eax
; X64-BMI1NOTBM-NEXT: retq
;
; X64-BMI1BMI2-LABEL: bextr32_a0:
@@ -123,17 +115,12 @@ define i32 @bextr32_a1_indexzext(i32 %val, i8 zeroext %numskipbits, i8 zeroext %
;
; X86-BMI1NOTBM-LABEL: bextr32_a1_indexzext:
; X86-BMI1NOTBM: # %bb.0:
-; X86-BMI1NOTBM-NEXT: pushl %esi
-; X86-BMI1NOTBM-NEXT: movb {{[0-9]+}}(%esp), %dl
+; X86-BMI1NOTBM-NEXT: movb {{[0-9]+}}(%esp), %al
; X86-BMI1NOTBM-NEXT: movb {{[0-9]+}}(%esp), %cl
-; X86-BMI1NOTBM-NEXT: movl {{[0-9]+}}(%esp), %esi
-; X86-BMI1NOTBM-NEXT: shrl %cl, %esi
-; X86-BMI1NOTBM-NEXT: movl $1, %eax
-; X86-BMI1NOTBM-NEXT: movl %edx, %ecx
-; X86-BMI1NOTBM-NEXT: shll %cl, %eax
-; X86-BMI1NOTBM-NEXT: decl %eax
-; X86-BMI1NOTBM-NEXT: andl %esi, %eax
-; X86-BMI1NOTBM-NEXT: popl %esi
+; X86-BMI1NOTBM-NEXT: movl {{[0-9]+}}(%esp), %edx
+; X86-BMI1NOTBM-NEXT: shrl %cl, %edx
+; X86-BMI1NOTBM-NEXT: shll $8, %eax
+; X86-BMI1NOTBM-NEXT: bextrl %eax, %edx, %eax
; X86-BMI1NOTBM-NEXT: retl
;
; X86-BMI1BMI2-LABEL: bextr32_a1_indexzext:
@@ -161,11 +148,8 @@ define i32 @bextr32_a1_indexzext(i32 %val, i8 zeroext %numskipbits, i8 zeroext %
; X64-BMI1NOTBM-NEXT: movl %esi, %ecx
; X64-BMI1NOTBM-NEXT: # kill: def $cl killed $cl killed $ecx
; X64-BMI1NOTBM-NEXT: shrl %cl, %edi
-; X64-BMI1NOTBM-NEXT: movl $1, %eax
-; X64-BMI1NOTBM-NEXT: movl %edx, %ecx
-; X64-BMI1NOTBM-NEXT: shll %cl, %eax
-; X64-BMI1NOTBM-NEXT: decl %eax
-; X64-BMI1NOTBM-NEXT: andl %edi, %eax
+; X64-BMI1NOTBM-NEXT: shll $8, %edx
+; X64-BMI1NOTBM-NEXT: bextrl %edx, %edi, %eax
; X64-BMI1NOTBM-NEXT: retq
;
; X64-BMI1BMI2-LABEL: bextr32_a1_indexzext:
@@ -201,18 +185,13 @@ define i32 @bextr32_a2_load(i32* %w, i32 %numskipbits, i32 %numlowbits) nounwind
;
; X86-BMI1NOTBM-LABEL: bextr32_a2_load:
; X86-BMI1NOTBM: # %bb.0:
-; X86-BMI1NOTBM-NEXT: pushl %esi
-; X86-BMI1NOTBM-NEXT: movb {{[0-9]+}}(%esp), %dl
+; X86-BMI1NOTBM-NEXT: movb {{[0-9]+}}(%esp), %al
; X86-BMI1NOTBM-NEXT: movb {{[0-9]+}}(%esp), %cl
-; X86-BMI1NOTBM-NEXT: movl {{[0-9]+}}(%esp), %eax
-; X86-BMI1NOTBM-NEXT: movl (%eax), %esi
-; X86-BMI1NOTBM-NEXT: shrl %cl, %esi
-; X86-BMI1NOTBM-NEXT: movl $1, %eax
-; X86-BMI1NOTBM-NEXT: movl %edx, %ecx
-; X86-BMI1NOTBM-NEXT: shll %cl, %eax
-; X86-BMI1NOTBM-NEXT: decl %eax
-; X86-BMI1NOTBM-NEXT: andl %esi, %eax
-; X86-BMI1NOTBM-NEXT: popl %esi
+; X86-BMI1NOTBM-NEXT: movl {{[0-9]+}}(%esp), %edx
+; X86-BMI1NOTBM-NEXT: movl (%edx), %edx
+; X86-BMI1NOTBM-NEXT: shrl %cl, %edx
+; X86-BMI1NOTBM-NEXT: shll $8, %eax
+; X86-BMI1NOTBM-NEXT: bextrl %eax, %edx, %eax
; X86-BMI1NOTBM-NEXT: retl
;
; X86-BMI1BMI2-LABEL: bextr32_a2_load:
@@ -240,14 +219,11 @@ define i32 @bextr32_a2_load(i32* %w, i32 %numskipbits, i32 %numlowbits) nounwind
; X64-BMI1NOTBM-LABEL: bextr32_a2_load:
; X64-BMI1NOTBM: # %bb.0:
; X64-BMI1NOTBM-NEXT: movl %esi, %ecx
-; X64-BMI1NOTBM-NEXT: movl (%rdi), %esi
+; X64-BMI1NOTBM-NEXT: movl (%rdi), %eax
; X64-BMI1NOTBM-NEXT: # kill: def $cl killed $cl killed $ecx
-; X64-BMI1NOTBM-NEXT: shrl %cl, %esi
-; X64-BMI1NOTBM-NEXT: movl $1, %eax
-; X64-BMI1NOTBM-NEXT: movl %edx, %ecx
-; X64-BMI1NOTBM-NEXT: shll %cl, %eax
-; X64-BMI1NOTBM-NEXT: decl %eax
-; X64-BMI1NOTBM-NEXT: andl %esi, %eax
+; X64-BMI1NOTBM-NEXT: shrl %cl, %eax
+; X64-BMI1NOTBM-NEXT: shll $8, %edx
+; X64-BMI1NOTBM-NEXT: bextrl %edx, %eax, %eax
; X64-BMI1NOTBM-NEXT: retq
;
; X64-BMI1BMI2-LABEL: bextr32_a2_load:
@@ -282,18 +258,13 @@ define i32 @bextr32_a3_load_indexzext(i32* %w, i8 zeroext %numskipbits, i8 zeroe
;
; X86-BMI1NOTBM-LABEL: bextr32_a3_load_indexzext:
; X86-BMI1NOTBM: # %bb.0:
-; X86-BMI1NOTBM-NEXT: pushl %esi
-; X86-BMI1NOTBM-NEXT: movb {{[0-9]+}}(%esp), %dl
+; X86-BMI1NOTBM-NEXT: movb {{[0-9]+}}(%esp), %al
; X86-BMI1NOTBM-NEXT: movb {{[0-9]+}}(%esp), %cl
-; X86-BMI1NOTBM-NEXT: movl {{[0-9]+}}(%esp), %eax
-; X86-BMI1NOTBM-NEXT: movl (%eax), %esi
-; X86-BMI1NOTBM-NEXT: shrl %cl, %esi
-; X86-BMI1NOTBM-NEXT: movl $1, %eax
-; X86-BMI1NOTBM-NEXT: movl %edx, %ecx
-; X86-BMI1NOTBM-NEXT: shll %cl, %eax
-; X86-BMI1NOTBM-NEXT: decl %eax
-; X86-BMI1NOTBM-NEXT: andl %esi, %eax
-; X86-BMI1NOTBM-NEXT: popl %esi
+; X86-BMI1NOTBM-NEXT: movl {{[0-9]+}}(%esp), %edx
+; X86-BMI1NOTBM-NEXT: movl (%edx), %edx
+; X86-BMI1NOTBM-NEXT: shrl %cl, %edx
+; X86-BMI1NOTBM-NEXT: shll $8, %eax
+; X86-BMI1NOTBM-NEXT: bextrl %eax, %edx, %eax
; X86-BMI1NOTBM-NEXT: retl
;
; X86-BMI1BMI2-LABEL: bextr32_a3_load_indexzext:
@@ -321,14 +292,11 @@ define i32 @bextr32_a3_load_indexzext(i32* %w, i8 zeroext %numskipbits, i8 zeroe
; X64-BMI1NOTBM-LABEL: bextr32_a3_load_indexzext:
; X64-BMI1NOTBM: # %bb.0:
; X64-BMI1NOTBM-NEXT: movl %esi, %ecx
-; X64-BMI1NOTBM-NEXT: movl (%rdi), %esi
+; X64-BMI1NOTBM-NEXT: movl (%rdi), %eax
; X64-BMI1NOTBM-NEXT: # kill: def $cl killed $cl killed $ecx
-; X64-BMI1NOTBM-NEXT: shrl %cl, %esi
-; X64-BMI1NOTBM-NEXT: movl $1, %eax
-; X64-BMI1NOTBM-NEXT: movl %edx, %ecx
-; X64-BMI1NOTBM-NEXT: shll %cl, %eax
-; X64-BMI1NOTBM-NEXT: decl %eax
-; X64-BMI1NOTBM-NEXT: andl %esi, %eax
+; X64-BMI1NOTBM-NEXT: shrl %cl, %eax
+; X64-BMI1NOTBM-NEXT: shll $8, %edx
+; X64-BMI1NOTBM-NEXT: bextrl %edx, %eax, %eax
; X64-BMI1NOTBM-NEXT: retq
;
; X64-BMI1BMI2-LABEL: bextr32_a3_load_indexzext:
@@ -364,17 +332,12 @@ define i32 @bextr32_a4_commutative(i32 %val, i32 %numskipbits, i32 %numlowbits)
;
; X86-BMI1NOTBM-LABEL: bextr32_a4_commutative:
; X86-BMI1NOTBM: # %bb.0:
-; X86-BMI1NOTBM-NEXT: pushl %esi
-; X86-BMI1NOTBM-NEXT: movb {{[0-9]+}}(%esp), %dl
+; X86-BMI1NOTBM-NEXT: movb {{[0-9]+}}(%esp), %al
; X86-BMI1NOTBM-NEXT: movb {{[0-9]+}}(%esp), %cl
-; X86-BMI1NOTBM-NEXT: movl {{[0-9]+}}(%esp), %esi
-; X86-BMI1NOTBM-NEXT: shrl %cl, %esi
-; X86-BMI1NOTBM-NEXT: movl $1, %eax
-; X86-BMI1NOTBM-NEXT: movl %edx, %ecx
-; X86-BMI1NOTBM-NEXT: shll %cl, %eax
-; X86-BMI1NOTBM-NEXT: decl %eax
-; X86-BMI1NOTBM-NEXT: andl %esi, %eax
-; X86-BMI1NOTBM-NEXT: popl %esi
+; X86-BMI1NOTBM-NEXT: movl {{[0-9]+}}(%esp), %edx
+; X86-BMI1NOTBM-NEXT: shrl %cl, %edx
+; X86-BMI1NOTBM-NEXT: shll $8, %eax
+; X86-BMI1NOTBM-NEXT: bextrl %eax, %edx, %eax
; X86-BMI1NOTBM-NEXT: retl
;
; X86-BMI1BMI2-LABEL: bextr32_a4_commutative:
@@ -402,11 +365,8 @@ define i32 @bextr32_a4_commutative(i32 %val, i32 %numskipbits, i32 %numlowbits)
; X64-BMI1NOTBM-NEXT: movl %esi, %ecx
; X64-BMI1NOTBM-NEXT: # kill: def $cl killed $cl killed $ecx
; X64-BMI1NOTBM-NEXT: shrl %cl, %edi
-; X64-BMI1NOTBM-NEXT: movl $1, %eax
-; X64-BMI1NOTBM-NEXT: movl %edx, %ecx
-; X64-BMI1NOTBM-NEXT: shll %cl, %eax
-; X64-BMI1NOTBM-NEXT: decl %eax
-; X64-BMI1NOTBM-NEXT: andl %edi, %eax
+; X64-BMI1NOTBM-NEXT: shll $8, %edx
+; X64-BMI1NOTBM-NEXT: bextrl %edx, %edi, %eax
; X64-BMI1NOTBM-NEXT: retq
;
; X64-BMI1BMI2-LABEL: bextr32_a4_commutative:
@@ -447,25 +407,19 @@ define i32 @bextr32_a5_skipextrauses(i32 %val, i32 %numskipbits, i32 %numlowbits
;
; X86-BMI1NOTBM-LABEL: bextr32_a5_skipextrauses:
; X86-BMI1NOTBM: # %bb.0:
-; X86-BMI1NOTBM-NEXT: pushl %edi
; X86-BMI1NOTBM-NEXT: pushl %esi
-; X86-BMI1NOTBM-NEXT: pushl %eax
-; X86-BMI1NOTBM-NEXT: movb {{[0-9]+}}(%esp), %dl
-; X86-BMI1NOTBM-NEXT: movl {{[0-9]+}}(%esp), %edi
-; X86-BMI1NOTBM-NEXT: movl {{[0-9]+}}(%esp), %eax
-; X86-BMI1NOTBM-NEXT: movl %eax, %ecx
-; X86-BMI1NOTBM-NEXT: shrl %cl, %edi
-; X86-BMI1NOTBM-NEXT: movl $1, %esi
-; X86-BMI1NOTBM-NEXT: movl %edx, %ecx
-; X86-BMI1NOTBM-NEXT: shll %cl, %esi
-; X86-BMI1NOTBM-NEXT: decl %esi
-; X86-BMI1NOTBM-NEXT: andl %edi, %esi
-; X86-BMI1NOTBM-NEXT: movl %eax, (%esp)
+; X86-BMI1NOTBM-NEXT: subl $8, %esp
+; X86-BMI1NOTBM-NEXT: movb {{[0-9]+}}(%esp), %al
+; X86-BMI1NOTBM-NEXT: movl {{[0-9]+}}(%esp), %edx
+; X86-BMI1NOTBM-NEXT: movl {{[0-9]+}}(%esp), %ecx
+; X86-BMI1NOTBM-NEXT: shrl %cl, %edx
+; X86-BMI1NOTBM-NEXT: shll $8, %eax
+; X86-BMI1NOTBM-NEXT: bextrl %eax, %edx, %esi
+; X86-BMI1NOTBM-NEXT: movl %ecx, (%esp)
; X86-BMI1NOTBM-NEXT: calll use32
; X86-BMI1NOTBM-NEXT: movl %esi, %eax
-; X86-BMI1NOTBM-NEXT: addl $4, %esp
+; X86-BMI1NOTBM-NEXT: addl $8, %esp
; X86-BMI1NOTBM-NEXT: popl %esi
-; X86-BMI1NOTBM-NEXT: popl %edi
; X86-BMI1NOTBM-NEXT: retl
;
; X86-BMI1BMI2-LABEL: bextr32_a5_skipextrauses:
@@ -504,11 +458,8 @@ define i32 @bextr32_a5_skipextrauses(i32 %val, i32 %numskipbits, i32 %numlowbits
; X64-BMI1NOTBM-NEXT: pushq %rbx
; X64-BMI1NOTBM-NEXT: movl %esi, %ecx
; X64-BMI1NOTBM-NEXT: shrl %cl, %edi
-; X64-BMI1NOTBM-NEXT: movl $1, %ebx
-; X64-BMI1NOTBM-NEXT: movl %edx, %ecx
-; X64-BMI1NOTBM-NEXT: shll %cl, %ebx
-; X64-BMI1NOTBM-NEXT: decl %ebx
-; X64-BMI1NOTBM-NEXT: andl %edi, %ebx
+; X64-BMI1NOTBM-NEXT: shll $8, %edx
+; X64-BMI1NOTBM-NEXT: bextrl %edx, %edi, %ebx
; X64-BMI1NOTBM-NEXT: movl %esi, %edi
; X64-BMI1NOTBM-NEXT: callq use32
; X64-BMI1NOTBM-NEXT: movl %ebx, %eax
@@ -662,11 +613,8 @@ define i64 @bextr64_a0(i64 %val, i64 %numskipbits, i64 %numlowbits) nounwind {
; X64-BMI1NOTBM-NEXT: movq %rsi, %rcx
; X64-BMI1NOTBM-NEXT: # kill: def $cl killed $cl killed $rcx
; X64-BMI1NOTBM-NEXT: shrq %cl, %rdi
-; X64-BMI1NOTBM-NEXT: movl $1, %eax
-; X64-BMI1NOTBM-NEXT: movl %edx, %ecx
-; X64-BMI1NOTBM-NEXT: shlq %cl, %rax
-; X64-BMI1NOTBM-NEXT: decq %rax
-; X64-BMI1NOTBM-NEXT: andq %rdi, %rax
+; X64-BMI1NOTBM-NEXT: shlq $8, %rdx
+; X64-BMI1NOTBM-NEXT: bextrq %rdx, %rdi, %rax
; X64-BMI1NOTBM-NEXT: retq
;
; X64-BMI1BMI2-LABEL: bextr64_a0:
@@ -805,14 +753,12 @@ define i64 @bextr64_a1_indexzext(i64 %val, i8 zeroext %numskipbits, i8 zeroext %
;
; X64-BMI1NOTBM-LABEL: bextr64_a1_indexzext:
; X64-BMI1NOTBM: # %bb.0:
+; X64-BMI1NOTBM-NEXT: # kill: def $edx killed $edx def $rdx
; X64-BMI1NOTBM-NEXT: movl %esi, %ecx
; X64-BMI1NOTBM-NEXT: # kill: def $cl killed $cl killed $ecx
; X64-BMI1NOTBM-NEXT: shrq %cl, %rdi
-; X64-BMI1NOTBM-NEXT: movl $1, %eax
-; X64-BMI1NOTBM-NEXT: movl %edx, %ecx
-; X64-BMI1NOTBM-NEXT: shlq %cl, %rax
-; X64-BMI1NOTBM-NEXT: decq %rax
-; X64-BMI1NOTBM-NEXT: andq %rdi, %rax
+; X64-BMI1NOTBM-NEXT: shlq $8, %rdx
+; X64-BMI1NOTBM-NEXT: bextrq %rdx, %rdi, %rax
; X64-BMI1NOTBM-NEXT: retq
;
; X64-BMI1BMI2-LABEL: bextr64_a1_indexzext:
@@ -960,14 +906,11 @@ define i64 @bextr64_a2_load(i64* %w, i64 %numskipbits, i64 %numlowbits) nounwind
; X64-BMI1NOTBM-LABEL: bextr64_a2_load:
; X64-BMI1NOTBM: # %bb.0:
; X64-BMI1NOTBM-NEXT: movq %rsi, %rcx
-; X64-BMI1NOTBM-NEXT: movq (%rdi), %rsi
+; X64-BMI1NOTBM-NEXT: movq (%rdi), %rax
; X64-BMI1NOTBM-NEXT: # kill: def $cl killed $cl killed $rcx
-; X64-BMI1NOTBM-NEXT: shrq %cl, %rsi
-; X64-BMI1NOTBM-NEXT: movl $1, %eax
-; X64-BMI1NOTBM-NEXT: movl %edx, %ecx
-; X64-BMI1NOTBM-NEXT: shlq %cl, %rax
-; X64-BMI1NOTBM-NEXT: decq %rax
-; X64-BMI1NOTBM-NEXT: andq %rsi, %rax
+; X64-BMI1NOTBM-NEXT: shrq %cl, %rax
+; X64-BMI1NOTBM-NEXT: shlq $8, %rdx
+; X64-BMI1NOTBM-NEXT: bextrq %rdx, %rax, %rax
; X64-BMI1NOTBM-NEXT: retq
;
; X64-BMI1BMI2-LABEL: bextr64_a2_load:
@@ -1111,15 +1054,13 @@ define i64 @bextr64_a3_load_indexzext(i64* %w, i8 zeroext %numskipbits, i8 zeroe
;
; X64-BMI1NOTBM-LABEL: bextr64_a3_load_indexzext:
; X64-BMI1NOTBM: # %bb.0:
+; X64-BMI1NOTBM-NEXT: # kill: def $edx killed $edx def $rdx
; X64-BMI1NOTBM-NEXT: movl %esi, %ecx
-; X64-BMI1NOTBM-NEXT: movq (%rdi), %rsi
+; X64-BMI1NOTBM-NEXT: movq (%rdi), %rax
; X64-BMI1NOTBM-NEXT: # kill: def $cl killed $cl killed $ecx
-; X64-BMI1NOTBM-NEXT: shrq %cl, %rsi
-; X64-BMI1NOTBM-NEXT: movl $1, %eax
-; X64-BMI1NOTBM-NEXT: movl %edx, %ecx
-; X64-BMI1NOTBM-NEXT: shlq %cl, %rax
-; X64-BMI1NOTBM-NEXT: decq %rax
-; X64-BMI1NOTBM-NEXT: andq %rsi, %rax
+; X64-BMI1NOTBM-NEXT: shrq %cl, %rax
+; X64-BMI1NOTBM-NEXT: shlq $8, %rdx
+; X64-BMI1NOTBM-NEXT: bextrq %rdx, %rax, %rax
; X64-BMI1NOTBM-NEXT: retq
;
; X64-BMI1BMI2-LABEL: bextr64_a3_load_indexzext:
@@ -1266,11 +1207,8 @@ define i64 @bextr64_a4_commutative(i64 %val, i64 %numskipbits, i64 %numlowbits)
; X64-BMI1NOTBM-NEXT: movq %rsi, %rcx
; X64-BMI1NOTBM-NEXT: # kill: def $cl killed $cl killed $rcx
; X64-BMI1NOTBM-NEXT: shrq %cl, %rdi
-; X64-BMI1NOTBM-NEXT: movl $1, %eax
-; X64-BMI1NOTBM-NEXT: movl %edx, %ecx
-; X64-BMI1NOTBM-NEXT: shlq %cl, %rax
-; X64-BMI1NOTBM-NEXT: decq %rax
-; X64-BMI1NOTBM-NEXT: andq %rdi, %rax
+; X64-BMI1NOTBM-NEXT: shlq $8, %rdx
+; X64-BMI1NOTBM-NEXT: bextrq %rdx, %rdi, %rax
; X64-BMI1NOTBM-NEXT: retq
;
; X64-BMI1BMI2-LABEL: bextr64_a4_commutative:
@@ -1454,13 +1392,10 @@ define i64 @bextr64_a5_skipextrauses(i64 %val, i64 %numskipbits, i64 %numlowbits
; X64-BMI1NOTBM-LABEL: bextr64_a5_skipextrauses:
; X64-BMI1NOTBM: # %bb.0:
; X64-BMI1NOTBM-NEXT: pushq %rbx
-; X64-BMI1NOTBM-NEXT: movl %esi, %ecx
+; X64-BMI1NOTBM-NEXT: movq %rsi, %rcx
; X64-BMI1NOTBM-NEXT: shrq %cl, %rdi
-; X64-BMI1NOTBM-NEXT: movl $1, %ebx
-; X64-BMI1NOTBM-NEXT: movl %edx, %ecx
-; X64-BMI1NOTBM-NEXT: shlq %cl, %rbx
-; X64-BMI1NOTBM-NEXT: decq %rbx
-; X64-BMI1NOTBM-NEXT: andq %rdi, %rbx
+; X64-BMI1NOTBM-NEXT: shlq $8, %rdx
+; X64-BMI1NOTBM-NEXT: bextrq %rdx, %rdi, %rbx
; X64-BMI1NOTBM-NEXT: movq %rsi, %rdi
; X64-BMI1NOTBM-NEXT: callq use64
; X64-BMI1NOTBM-NEXT: movq %rbx, %rax
OpenPOWER on IntegriCloud