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Diffstat (limited to 'llvm/test/CodeGen/X86/extract-lowbits.ll')
-rw-r--r--llvm/test/CodeGen/X86/extract-lowbits.ll103
1 files changed, 35 insertions, 68 deletions
diff --git a/llvm/test/CodeGen/X86/extract-lowbits.ll b/llvm/test/CodeGen/X86/extract-lowbits.ll
index 4af130cd825..43df34000d4 100644
--- a/llvm/test/CodeGen/X86/extract-lowbits.ll
+++ b/llvm/test/CodeGen/X86/extract-lowbits.ll
@@ -794,10 +794,9 @@ define i32 @bzhi32_b0(i32 %val, i32 %numlowbits) nounwind {
;
; X86-BMI1NOTBM-LABEL: bzhi32_b0:
; X86-BMI1NOTBM: # %bb.0:
-; X86-BMI1NOTBM-NEXT: movb {{[0-9]+}}(%esp), %cl
-; X86-BMI1NOTBM-NEXT: movl $-1, %eax
-; X86-BMI1NOTBM-NEXT: shll %cl, %eax
-; X86-BMI1NOTBM-NEXT: andnl {{[0-9]+}}(%esp), %eax, %eax
+; X86-BMI1NOTBM-NEXT: movb {{[0-9]+}}(%esp), %al
+; X86-BMI1NOTBM-NEXT: shll $8, %eax
+; X86-BMI1NOTBM-NEXT: bextrl %eax, {{[0-9]+}}(%esp), %eax
; X86-BMI1NOTBM-NEXT: retl
;
; X86-BMI1BMI2-LABEL: bzhi32_b0:
@@ -818,11 +817,8 @@ define i32 @bzhi32_b0(i32 %val, i32 %numlowbits) nounwind {
;
; X64-BMI1NOTBM-LABEL: bzhi32_b0:
; X64-BMI1NOTBM: # %bb.0:
-; X64-BMI1NOTBM-NEXT: movl %esi, %ecx
-; X64-BMI1NOTBM-NEXT: movl $-1, %eax
-; X64-BMI1NOTBM-NEXT: # kill: def $cl killed $cl killed $ecx
-; X64-BMI1NOTBM-NEXT: shll %cl, %eax
-; X64-BMI1NOTBM-NEXT: andnl %edi, %eax, %eax
+; X64-BMI1NOTBM-NEXT: shll $8, %esi
+; X64-BMI1NOTBM-NEXT: bextrl %esi, %edi, %eax
; X64-BMI1NOTBM-NEXT: retq
;
; X64-BMI1BMI2-LABEL: bzhi32_b0:
@@ -847,10 +843,9 @@ define i32 @bzhi32_b1_indexzext(i32 %val, i8 zeroext %numlowbits) nounwind {
;
; X86-BMI1NOTBM-LABEL: bzhi32_b1_indexzext:
; X86-BMI1NOTBM: # %bb.0:
-; X86-BMI1NOTBM-NEXT: movb {{[0-9]+}}(%esp), %cl
-; X86-BMI1NOTBM-NEXT: movl $-1, %eax
-; X86-BMI1NOTBM-NEXT: shll %cl, %eax
-; X86-BMI1NOTBM-NEXT: andnl {{[0-9]+}}(%esp), %eax, %eax
+; X86-BMI1NOTBM-NEXT: movb {{[0-9]+}}(%esp), %al
+; X86-BMI1NOTBM-NEXT: shll $8, %eax
+; X86-BMI1NOTBM-NEXT: bextrl %eax, {{[0-9]+}}(%esp), %eax
; X86-BMI1NOTBM-NEXT: retl
;
; X86-BMI1BMI2-LABEL: bzhi32_b1_indexzext:
@@ -871,11 +866,8 @@ define i32 @bzhi32_b1_indexzext(i32 %val, i8 zeroext %numlowbits) nounwind {
;
; X64-BMI1NOTBM-LABEL: bzhi32_b1_indexzext:
; X64-BMI1NOTBM: # %bb.0:
-; X64-BMI1NOTBM-NEXT: movl %esi, %ecx
-; X64-BMI1NOTBM-NEXT: movl $-1, %eax
-; X64-BMI1NOTBM-NEXT: # kill: def $cl killed $cl killed $ecx
-; X64-BMI1NOTBM-NEXT: shll %cl, %eax
-; X64-BMI1NOTBM-NEXT: andnl %edi, %eax, %eax
+; X64-BMI1NOTBM-NEXT: shll $8, %esi
+; X64-BMI1NOTBM-NEXT: bextrl %esi, %edi, %eax
; X64-BMI1NOTBM-NEXT: retq
;
; X64-BMI1BMI2-LABEL: bzhi32_b1_indexzext:
@@ -904,9 +896,8 @@ define i32 @bzhi32_b2_load(i32* %w, i32 %numlowbits) nounwind {
; X86-BMI1NOTBM: # %bb.0:
; X86-BMI1NOTBM-NEXT: movl {{[0-9]+}}(%esp), %eax
; X86-BMI1NOTBM-NEXT: movb {{[0-9]+}}(%esp), %cl
-; X86-BMI1NOTBM-NEXT: movl $-1, %edx
-; X86-BMI1NOTBM-NEXT: shll %cl, %edx
-; X86-BMI1NOTBM-NEXT: andnl (%eax), %edx, %eax
+; X86-BMI1NOTBM-NEXT: shll $8, %ecx
+; X86-BMI1NOTBM-NEXT: bextrl %ecx, (%eax), %eax
; X86-BMI1NOTBM-NEXT: retl
;
; X86-BMI1BMI2-LABEL: bzhi32_b2_load:
@@ -928,11 +919,8 @@ define i32 @bzhi32_b2_load(i32* %w, i32 %numlowbits) nounwind {
;
; X64-BMI1NOTBM-LABEL: bzhi32_b2_load:
; X64-BMI1NOTBM: # %bb.0:
-; X64-BMI1NOTBM-NEXT: movl %esi, %ecx
-; X64-BMI1NOTBM-NEXT: movl $-1, %eax
-; X64-BMI1NOTBM-NEXT: # kill: def $cl killed $cl killed $ecx
-; X64-BMI1NOTBM-NEXT: shll %cl, %eax
-; X64-BMI1NOTBM-NEXT: andnl (%rdi), %eax, %eax
+; X64-BMI1NOTBM-NEXT: shll $8, %esi
+; X64-BMI1NOTBM-NEXT: bextrl %esi, (%rdi), %eax
; X64-BMI1NOTBM-NEXT: retq
;
; X64-BMI1BMI2-LABEL: bzhi32_b2_load:
@@ -961,9 +949,8 @@ define i32 @bzhi32_b3_load_indexzext(i32* %w, i8 zeroext %numlowbits) nounwind {
; X86-BMI1NOTBM: # %bb.0:
; X86-BMI1NOTBM-NEXT: movl {{[0-9]+}}(%esp), %eax
; X86-BMI1NOTBM-NEXT: movb {{[0-9]+}}(%esp), %cl
-; X86-BMI1NOTBM-NEXT: movl $-1, %edx
-; X86-BMI1NOTBM-NEXT: shll %cl, %edx
-; X86-BMI1NOTBM-NEXT: andnl (%eax), %edx, %eax
+; X86-BMI1NOTBM-NEXT: shll $8, %ecx
+; X86-BMI1NOTBM-NEXT: bextrl %ecx, (%eax), %eax
; X86-BMI1NOTBM-NEXT: retl
;
; X86-BMI1BMI2-LABEL: bzhi32_b3_load_indexzext:
@@ -985,11 +972,8 @@ define i32 @bzhi32_b3_load_indexzext(i32* %w, i8 zeroext %numlowbits) nounwind {
;
; X64-BMI1NOTBM-LABEL: bzhi32_b3_load_indexzext:
; X64-BMI1NOTBM: # %bb.0:
-; X64-BMI1NOTBM-NEXT: movl %esi, %ecx
-; X64-BMI1NOTBM-NEXT: movl $-1, %eax
-; X64-BMI1NOTBM-NEXT: # kill: def $cl killed $cl killed $ecx
-; X64-BMI1NOTBM-NEXT: shll %cl, %eax
-; X64-BMI1NOTBM-NEXT: andnl (%rdi), %eax, %eax
+; X64-BMI1NOTBM-NEXT: shll $8, %esi
+; X64-BMI1NOTBM-NEXT: bextrl %esi, (%rdi), %eax
; X64-BMI1NOTBM-NEXT: retq
;
; X64-BMI1BMI2-LABEL: bzhi32_b3_load_indexzext:
@@ -1016,10 +1000,9 @@ define i32 @bzhi32_b4_commutative(i32 %val, i32 %numlowbits) nounwind {
;
; X86-BMI1NOTBM-LABEL: bzhi32_b4_commutative:
; X86-BMI1NOTBM: # %bb.0:
-; X86-BMI1NOTBM-NEXT: movb {{[0-9]+}}(%esp), %cl
-; X86-BMI1NOTBM-NEXT: movl $-1, %eax
-; X86-BMI1NOTBM-NEXT: shll %cl, %eax
-; X86-BMI1NOTBM-NEXT: andnl {{[0-9]+}}(%esp), %eax, %eax
+; X86-BMI1NOTBM-NEXT: movb {{[0-9]+}}(%esp), %al
+; X86-BMI1NOTBM-NEXT: shll $8, %eax
+; X86-BMI1NOTBM-NEXT: bextrl %eax, {{[0-9]+}}(%esp), %eax
; X86-BMI1NOTBM-NEXT: retl
;
; X86-BMI1BMI2-LABEL: bzhi32_b4_commutative:
@@ -1040,11 +1023,8 @@ define i32 @bzhi32_b4_commutative(i32 %val, i32 %numlowbits) nounwind {
;
; X64-BMI1NOTBM-LABEL: bzhi32_b4_commutative:
; X64-BMI1NOTBM: # %bb.0:
-; X64-BMI1NOTBM-NEXT: movl %esi, %ecx
-; X64-BMI1NOTBM-NEXT: movl $-1, %eax
-; X64-BMI1NOTBM-NEXT: # kill: def $cl killed $cl killed $ecx
-; X64-BMI1NOTBM-NEXT: shll %cl, %eax
-; X64-BMI1NOTBM-NEXT: andnl %edi, %eax, %eax
+; X64-BMI1NOTBM-NEXT: shll $8, %esi
+; X64-BMI1NOTBM-NEXT: bextrl %esi, %edi, %eax
; X64-BMI1NOTBM-NEXT: retq
;
; X64-BMI1BMI2-LABEL: bzhi32_b4_commutative:
@@ -1128,11 +1108,8 @@ define i64 @bzhi64_b0(i64 %val, i64 %numlowbits) nounwind {
;
; X64-BMI1NOTBM-LABEL: bzhi64_b0:
; X64-BMI1NOTBM: # %bb.0:
-; X64-BMI1NOTBM-NEXT: movq %rsi, %rcx
-; X64-BMI1NOTBM-NEXT: movq $-1, %rax
-; X64-BMI1NOTBM-NEXT: # kill: def $cl killed $cl killed $rcx
-; X64-BMI1NOTBM-NEXT: shlq %cl, %rax
-; X64-BMI1NOTBM-NEXT: andnq %rdi, %rax, %rax
+; X64-BMI1NOTBM-NEXT: shlq $8, %rsi
+; X64-BMI1NOTBM-NEXT: bextrq %rsi, %rdi, %rax
; X64-BMI1NOTBM-NEXT: retq
;
; X64-BMI1BMI2-LABEL: bzhi64_b0:
@@ -1214,11 +1191,9 @@ define i64 @bzhi64_b1_indexzext(i64 %val, i8 zeroext %numlowbits) nounwind {
;
; X64-BMI1NOTBM-LABEL: bzhi64_b1_indexzext:
; X64-BMI1NOTBM: # %bb.0:
-; X64-BMI1NOTBM-NEXT: movl %esi, %ecx
-; X64-BMI1NOTBM-NEXT: movq $-1, %rax
-; X64-BMI1NOTBM-NEXT: # kill: def $cl killed $cl killed $ecx
-; X64-BMI1NOTBM-NEXT: shlq %cl, %rax
-; X64-BMI1NOTBM-NEXT: andnq %rdi, %rax, %rax
+; X64-BMI1NOTBM-NEXT: # kill: def $esi killed $esi def $rsi
+; X64-BMI1NOTBM-NEXT: shlq $8, %rsi
+; X64-BMI1NOTBM-NEXT: bextrq %rsi, %rdi, %rax
; X64-BMI1NOTBM-NEXT: retq
;
; X64-BMI1BMI2-LABEL: bzhi64_b1_indexzext:
@@ -1307,11 +1282,8 @@ define i64 @bzhi64_b2_load(i64* %w, i64 %numlowbits) nounwind {
;
; X64-BMI1NOTBM-LABEL: bzhi64_b2_load:
; X64-BMI1NOTBM: # %bb.0:
-; X64-BMI1NOTBM-NEXT: movq %rsi, %rcx
-; X64-BMI1NOTBM-NEXT: movq $-1, %rax
-; X64-BMI1NOTBM-NEXT: # kill: def $cl killed $cl killed $rcx
-; X64-BMI1NOTBM-NEXT: shlq %cl, %rax
-; X64-BMI1NOTBM-NEXT: andnq (%rdi), %rax, %rax
+; X64-BMI1NOTBM-NEXT: shlq $8, %rsi
+; X64-BMI1NOTBM-NEXT: bextrq %rsi, (%rdi), %rax
; X64-BMI1NOTBM-NEXT: retq
;
; X64-BMI1BMI2-LABEL: bzhi64_b2_load:
@@ -1399,11 +1371,9 @@ define i64 @bzhi64_b3_load_indexzext(i64* %w, i8 zeroext %numlowbits) nounwind {
;
; X64-BMI1NOTBM-LABEL: bzhi64_b3_load_indexzext:
; X64-BMI1NOTBM: # %bb.0:
-; X64-BMI1NOTBM-NEXT: movl %esi, %ecx
-; X64-BMI1NOTBM-NEXT: movq $-1, %rax
-; X64-BMI1NOTBM-NEXT: # kill: def $cl killed $cl killed $ecx
-; X64-BMI1NOTBM-NEXT: shlq %cl, %rax
-; X64-BMI1NOTBM-NEXT: andnq (%rdi), %rax, %rax
+; X64-BMI1NOTBM-NEXT: # kill: def $esi killed $esi def $rsi
+; X64-BMI1NOTBM-NEXT: shlq $8, %rsi
+; X64-BMI1NOTBM-NEXT: bextrq %rsi, (%rdi), %rax
; X64-BMI1NOTBM-NEXT: retq
;
; X64-BMI1BMI2-LABEL: bzhi64_b3_load_indexzext:
@@ -1488,11 +1458,8 @@ define i64 @bzhi64_b4_commutative(i64 %val, i64 %numlowbits) nounwind {
;
; X64-BMI1NOTBM-LABEL: bzhi64_b4_commutative:
; X64-BMI1NOTBM: # %bb.0:
-; X64-BMI1NOTBM-NEXT: movq %rsi, %rcx
-; X64-BMI1NOTBM-NEXT: movq $-1, %rax
-; X64-BMI1NOTBM-NEXT: # kill: def $cl killed $cl killed $rcx
-; X64-BMI1NOTBM-NEXT: shlq %cl, %rax
-; X64-BMI1NOTBM-NEXT: andnq %rdi, %rax, %rax
+; X64-BMI1NOTBM-NEXT: shlq $8, %rsi
+; X64-BMI1NOTBM-NEXT: bextrq %rsi, %rdi, %rax
; X64-BMI1NOTBM-NEXT: retq
;
; X64-BMI1BMI2-LABEL: bzhi64_b4_commutative:
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