Mercurial > hg > Members > tobaru > cbc > CbC_llvm
view test/CodeGen/X86/bt.ll @ 128:c347d3398279 default tip
fix
| author | mir3636 |
|---|---|
| date | Wed, 06 Dec 2017 14:37:17 +0900 |
| parents | 803732b1fca8 |
| children |
line wrap: on
line source
; 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 ; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+avx512f | FileCheck %s --check-prefix=X64 ; PR3253 ; The register+memory form of the BT instruction should be usable on ; pentium4, however it is currently disabled due to the register+memory ; form having different semantics than the register+register form. ; Test these patterns: ; (X & (1 << N)) != 0 --> BT(X, N). ; ((X >>u N) & 1) != 0 --> BT(X, N). ; as well as several variations: ; - The second form can use an arithmetic shift. ; - Either form can use == instead of !=. ; - Either form can compare with an operand of the & ; instead of with 0. ; - The comparison can be commuted (only cases where neither ; operand is constant are included). ; - The and can be commuted. define void @test2(i32 %x, i32 %n) nounwind { ; X86-LABEL: test2: ; X86: # BB#0: # %entry ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax ; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx ; X86-NEXT: btl %ecx, %eax ; X86-NEXT: jb .LBB0_2 ; X86-NEXT: # BB#1: # %bb ; X86-NEXT: calll foo ; X86-NEXT: .LBB0_2: # %UnifiedReturnBlock ; X86-NEXT: retl ; ; X64-LABEL: test2: ; X64: # BB#0: # %entry ; X64-NEXT: btl %esi, %edi ; X64-NEXT: jb .LBB0_2 ; X64-NEXT: # BB#1: # %bb ; X64-NEXT: pushq %rax ; X64-NEXT: callq foo ; X64-NEXT: popq %rax ; X64-NEXT: .LBB0_2: # %UnifiedReturnBlock ; X64-NEXT: retq entry: %tmp29 = lshr i32 %x, %n %tmp3 = and i32 %tmp29, 1 %tmp4 = icmp eq i32 %tmp3, 0 br i1 %tmp4, label %bb, label %UnifiedReturnBlock bb: call void @foo() ret void UnifiedReturnBlock: ret void } define void @test2b(i32 %x, i32 %n) nounwind { ; X86-LABEL: test2b: ; X86: # BB#0: # %entry ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax ; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx ; X86-NEXT: btl %ecx, %eax ; X86-NEXT: jae .LBB1_1 ; X86-NEXT: # BB#2: # %UnifiedReturnBlock ; X86-NEXT: retl ; X86-NEXT: .LBB1_1: # %bb ; X86-NEXT: calll foo ; X86-NEXT: retl ; ; X64-LABEL: test2b: ; X64: # BB#0: # %entry ; X64-NEXT: btl %esi, %edi ; X64-NEXT: jae .LBB1_1 ; X64-NEXT: # BB#2: # %UnifiedReturnBlock ; X64-NEXT: retq ; X64-NEXT: .LBB1_1: # %bb ; X64-NEXT: pushq %rax ; X64-NEXT: callq foo ; X64-NEXT: popq %rax ; X64-NEXT: retq entry: %tmp29 = lshr i32 %x, %n %tmp3 = and i32 1, %tmp29 %tmp4 = icmp eq i32 %tmp3, 0 br i1 %tmp4, label %bb, label %UnifiedReturnBlock bb: call void @foo() ret void UnifiedReturnBlock: ret void } define void @atest2(i32 %x, i32 %n) nounwind { ; X86-LABEL: atest2: ; X86: # BB#0: # %entry ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax ; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx ; X86-NEXT: btl %ecx, %eax ; X86-NEXT: jb .LBB2_2 ; X86-NEXT: # BB#1: # %bb ; X86-NEXT: calll foo ; X86-NEXT: .LBB2_2: # %UnifiedReturnBlock ; X86-NEXT: retl ; ; X64-LABEL: atest2: ; X64: # BB#0: # %entry ; X64-NEXT: btl %esi, %edi ; X64-NEXT: jb .LBB2_2 ; X64-NEXT: # BB#1: # %bb ; X64-NEXT: pushq %rax ; X64-NEXT: callq foo ; X64-NEXT: popq %rax ; X64-NEXT: .LBB2_2: # %UnifiedReturnBlock ; X64-NEXT: retq entry: %tmp29 = ashr i32 %x, %n %tmp3 = and i32 %tmp29, 1 %tmp4 = icmp eq i32 %tmp3, 0 br i1 %tmp4, label %bb, label %UnifiedReturnBlock bb: call void @foo() ret void UnifiedReturnBlock: ret void } define void @atest2b(i32 %x, i32 %n) nounwind { ; X86-LABEL: atest2b: ; X86: # BB#0: # %entry ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax ; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx ; X86-NEXT: btl %ecx, %eax ; X86-NEXT: jae .LBB3_1 ; X86-NEXT: # BB#2: # %UnifiedReturnBlock ; X86-NEXT: retl ; X86-NEXT: .LBB3_1: # %bb ; X86-NEXT: calll foo ; X86-NEXT: retl ; ; X64-LABEL: atest2b: ; X64: # BB#0: # %entry ; X64-NEXT: btl %esi, %edi ; X64-NEXT: jae .LBB3_1 ; X64-NEXT: # BB#2: # %UnifiedReturnBlock ; X64-NEXT: retq ; X64-NEXT: .LBB3_1: # %bb ; X64-NEXT: pushq %rax ; X64-NEXT: callq foo ; X64-NEXT: popq %rax ; X64-NEXT: retq entry: %tmp29 = ashr i32 %x, %n %tmp3 = and i32 1, %tmp29 %tmp4 = icmp eq i32 %tmp3, 0 br i1 %tmp4, label %bb, label %UnifiedReturnBlock bb: call void @foo() ret void UnifiedReturnBlock: ret void } define void @test3(i32 %x, i32 %n) nounwind { ; X86-LABEL: test3: ; X86: # BB#0: # %entry ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax ; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx ; X86-NEXT: btl %ecx, %eax ; X86-NEXT: jae .LBB4_1 ; X86-NEXT: # BB#2: # %UnifiedReturnBlock ; X86-NEXT: retl ; X86-NEXT: .LBB4_1: # %bb ; X86-NEXT: calll foo ; X86-NEXT: retl ; ; X64-LABEL: test3: ; X64: # BB#0: # %entry ; X64-NEXT: btl %esi, %edi ; X64-NEXT: jae .LBB4_1 ; X64-NEXT: # BB#2: # %UnifiedReturnBlock ; X64-NEXT: retq ; X64-NEXT: .LBB4_1: # %bb ; X64-NEXT: pushq %rax ; X64-NEXT: callq foo ; X64-NEXT: popq %rax ; X64-NEXT: retq entry: %tmp29 = shl i32 1, %n %tmp3 = and i32 %tmp29, %x %tmp4 = icmp eq i32 %tmp3, 0 br i1 %tmp4, label %bb, label %UnifiedReturnBlock bb: call void @foo() ret void UnifiedReturnBlock: ret void } define void @test3b(i32 %x, i32 %n) nounwind { ; X86-LABEL: test3b: ; X86: # BB#0: # %entry ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax ; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx ; X86-NEXT: btl %ecx, %eax ; X86-NEXT: jae .LBB5_1 ; X86-NEXT: # BB#2: # %UnifiedReturnBlock ; X86-NEXT: retl ; X86-NEXT: .LBB5_1: # %bb ; X86-NEXT: calll foo ; X86-NEXT: retl ; ; X64-LABEL: test3b: ; X64: # BB#0: # %entry ; X64-NEXT: btl %esi, %edi ; X64-NEXT: jae .LBB5_1 ; X64-NEXT: # BB#2: # %UnifiedReturnBlock ; X64-NEXT: retq ; X64-NEXT: .LBB5_1: # %bb ; X64-NEXT: pushq %rax ; X64-NEXT: callq foo ; X64-NEXT: popq %rax ; X64-NEXT: retq entry: %tmp29 = shl i32 1, %n %tmp3 = and i32 %x, %tmp29 %tmp4 = icmp eq i32 %tmp3, 0 br i1 %tmp4, label %bb, label %UnifiedReturnBlock bb: call void @foo() ret void UnifiedReturnBlock: ret void } define void @testne2(i32 %x, i32 %n) nounwind { ; X86-LABEL: testne2: ; X86: # BB#0: # %entry ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax ; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx ; X86-NEXT: btl %ecx, %eax ; X86-NEXT: jae .LBB6_2 ; X86-NEXT: # BB#1: # %bb ; X86-NEXT: calll foo ; X86-NEXT: .LBB6_2: # %UnifiedReturnBlock ; X86-NEXT: retl ; ; X64-LABEL: testne2: ; X64: # BB#0: # %entry ; X64-NEXT: btl %esi, %edi ; X64-NEXT: jae .LBB6_2 ; X64-NEXT: # BB#1: # %bb ; X64-NEXT: pushq %rax ; X64-NEXT: callq foo ; X64-NEXT: popq %rax ; X64-NEXT: .LBB6_2: # %UnifiedReturnBlock ; X64-NEXT: retq entry: %tmp29 = lshr i32 %x, %n %tmp3 = and i32 %tmp29, 1 %tmp4 = icmp ne i32 %tmp3, 0 br i1 %tmp4, label %bb, label %UnifiedReturnBlock bb: call void @foo() ret void UnifiedReturnBlock: ret void } define void @testne2b(i32 %x, i32 %n) nounwind { ; X86-LABEL: testne2b: ; X86: # BB#0: # %entry ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax ; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx ; X86-NEXT: btl %ecx, %eax ; X86-NEXT: jae .LBB7_2 ; X86-NEXT: # BB#1: # %bb ; X86-NEXT: calll foo ; X86-NEXT: .LBB7_2: # %UnifiedReturnBlock ; X86-NEXT: retl ; ; X64-LABEL: testne2b: ; X64: # BB#0: # %entry ; X64-NEXT: btl %esi, %edi ; X64-NEXT: jae .LBB7_2 ; X64-NEXT: # BB#1: # %bb ; X64-NEXT: pushq %rax ; X64-NEXT: callq foo ; X64-NEXT: popq %rax ; X64-NEXT: .LBB7_2: # %UnifiedReturnBlock ; X64-NEXT: retq entry: %tmp29 = lshr i32 %x, %n %tmp3 = and i32 1, %tmp29 %tmp4 = icmp ne i32 %tmp3, 0 br i1 %tmp4, label %bb, label %UnifiedReturnBlock bb: call void @foo() ret void UnifiedReturnBlock: ret void } define void @atestne2(i32 %x, i32 %n) nounwind { ; X86-LABEL: atestne2: ; X86: # BB#0: # %entry ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax ; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx ; X86-NEXT: btl %ecx, %eax ; X86-NEXT: jae .LBB8_2 ; X86-NEXT: # BB#1: # %bb ; X86-NEXT: calll foo ; X86-NEXT: .LBB8_2: # %UnifiedReturnBlock ; X86-NEXT: retl ; ; X64-LABEL: atestne2: ; X64: # BB#0: # %entry ; X64-NEXT: btl %esi, %edi ; X64-NEXT: jae .LBB8_2 ; X64-NEXT: # BB#1: # %bb ; X64-NEXT: pushq %rax ; X64-NEXT: callq foo ; X64-NEXT: popq %rax ; X64-NEXT: .LBB8_2: # %UnifiedReturnBlock ; X64-NEXT: retq entry: %tmp29 = ashr i32 %x, %n %tmp3 = and i32 %tmp29, 1 %tmp4 = icmp ne i32 %tmp3, 0 br i1 %tmp4, label %bb, label %UnifiedReturnBlock bb: call void @foo() ret void UnifiedReturnBlock: ret void } define void @atestne2b(i32 %x, i32 %n) nounwind { ; X86-LABEL: atestne2b: ; X86: # BB#0: # %entry ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax ; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx ; X86-NEXT: btl %ecx, %eax ; X86-NEXT: jae .LBB9_2 ; X86-NEXT: # BB#1: # %bb ; X86-NEXT: calll foo ; X86-NEXT: .LBB9_2: # %UnifiedReturnBlock ; X86-NEXT: retl ; ; X64-LABEL: atestne2b: ; X64: # BB#0: # %entry ; X64-NEXT: btl %esi, %edi ; X64-NEXT: jae .LBB9_2 ; X64-NEXT: # BB#1: # %bb ; X64-NEXT: pushq %rax ; X64-NEXT: callq foo ; X64-NEXT: popq %rax ; X64-NEXT: .LBB9_2: # %UnifiedReturnBlock ; X64-NEXT: retq entry: %tmp29 = ashr i32 %x, %n %tmp3 = and i32 1, %tmp29 %tmp4 = icmp ne i32 %tmp3, 0 br i1 %tmp4, label %bb, label %UnifiedReturnBlock bb: call void @foo() ret void UnifiedReturnBlock: ret void } define void @testne3(i32 %x, i32 %n) nounwind { ; X86-LABEL: testne3: ; X86: # BB#0: # %entry ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax ; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx ; X86-NEXT: btl %ecx, %eax ; X86-NEXT: jae .LBB10_2 ; X86-NEXT: # BB#1: # %bb ; X86-NEXT: calll foo ; X86-NEXT: .LBB10_2: # %UnifiedReturnBlock ; X86-NEXT: retl ; ; X64-LABEL: testne3: ; X64: # BB#0: # %entry ; X64-NEXT: btl %esi, %edi ; X64-NEXT: jae .LBB10_2 ; X64-NEXT: # BB#1: # %bb ; X64-NEXT: pushq %rax ; X64-NEXT: callq foo ; X64-NEXT: popq %rax ; X64-NEXT: .LBB10_2: # %UnifiedReturnBlock ; X64-NEXT: retq entry: %tmp29 = shl i32 1, %n %tmp3 = and i32 %tmp29, %x %tmp4 = icmp ne i32 %tmp3, 0 br i1 %tmp4, label %bb, label %UnifiedReturnBlock bb: call void @foo() ret void UnifiedReturnBlock: ret void } define void @testne3b(i32 %x, i32 %n) nounwind { ; X86-LABEL: testne3b: ; X86: # BB#0: # %entry ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax ; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx ; X86-NEXT: btl %ecx, %eax ; X86-NEXT: jae .LBB11_2 ; X86-NEXT: # BB#1: # %bb ; X86-NEXT: calll foo ; X86-NEXT: .LBB11_2: # %UnifiedReturnBlock ; X86-NEXT: retl ; ; X64-LABEL: testne3b: ; X64: # BB#0: # %entry ; X64-NEXT: btl %esi, %edi ; X64-NEXT: jae .LBB11_2 ; X64-NEXT: # BB#1: # %bb ; X64-NEXT: pushq %rax ; X64-NEXT: callq foo ; X64-NEXT: popq %rax ; X64-NEXT: .LBB11_2: # %UnifiedReturnBlock ; X64-NEXT: retq entry: %tmp29 = shl i32 1, %n %tmp3 = and i32 %x, %tmp29 %tmp4 = icmp ne i32 %tmp3, 0 br i1 %tmp4, label %bb, label %UnifiedReturnBlock bb: call void @foo() ret void UnifiedReturnBlock: ret void } define void @query2(i32 %x, i32 %n) nounwind { ; X86-LABEL: query2: ; X86: # BB#0: # %entry ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax ; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx ; X86-NEXT: btl %ecx, %eax ; X86-NEXT: jae .LBB12_2 ; X86-NEXT: # BB#1: # %bb ; X86-NEXT: calll foo ; X86-NEXT: .LBB12_2: # %UnifiedReturnBlock ; X86-NEXT: retl ; ; X64-LABEL: query2: ; X64: # BB#0: # %entry ; X64-NEXT: btl %esi, %edi ; X64-NEXT: jae .LBB12_2 ; X64-NEXT: # BB#1: # %bb ; X64-NEXT: pushq %rax ; X64-NEXT: callq foo ; X64-NEXT: popq %rax ; X64-NEXT: .LBB12_2: # %UnifiedReturnBlock ; X64-NEXT: retq entry: %tmp29 = lshr i32 %x, %n %tmp3 = and i32 %tmp29, 1 %tmp4 = icmp eq i32 %tmp3, 1 br i1 %tmp4, label %bb, label %UnifiedReturnBlock bb: call void @foo() ret void UnifiedReturnBlock: ret void } define void @query2b(i32 %x, i32 %n) nounwind { ; X86-LABEL: query2b: ; X86: # BB#0: # %entry ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax ; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx ; X86-NEXT: btl %ecx, %eax ; X86-NEXT: jae .LBB13_2 ; X86-NEXT: # BB#1: # %bb ; X86-NEXT: calll foo ; X86-NEXT: .LBB13_2: # %UnifiedReturnBlock ; X86-NEXT: retl ; ; X64-LABEL: query2b: ; X64: # BB#0: # %entry ; X64-NEXT: btl %esi, %edi ; X64-NEXT: jae .LBB13_2 ; X64-NEXT: # BB#1: # %bb ; X64-NEXT: pushq %rax ; X64-NEXT: callq foo ; X64-NEXT: popq %rax ; X64-NEXT: .LBB13_2: # %UnifiedReturnBlock ; X64-NEXT: retq entry: %tmp29 = lshr i32 %x, %n %tmp3 = and i32 1, %tmp29 %tmp4 = icmp eq i32 %tmp3, 1 br i1 %tmp4, label %bb, label %UnifiedReturnBlock bb: call void @foo() ret void UnifiedReturnBlock: ret void } define void @aquery2(i32 %x, i32 %n) nounwind { ; X86-LABEL: aquery2: ; X86: # BB#0: # %entry ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax ; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx ; X86-NEXT: btl %ecx, %eax ; X86-NEXT: jae .LBB14_2 ; X86-NEXT: # BB#1: # %bb ; X86-NEXT: calll foo ; X86-NEXT: .LBB14_2: # %UnifiedReturnBlock ; X86-NEXT: retl ; ; X64-LABEL: aquery2: ; X64: # BB#0: # %entry ; X64-NEXT: btl %esi, %edi ; X64-NEXT: jae .LBB14_2 ; X64-NEXT: # BB#1: # %bb ; X64-NEXT: pushq %rax ; X64-NEXT: callq foo ; X64-NEXT: popq %rax ; X64-NEXT: .LBB14_2: # %UnifiedReturnBlock ; X64-NEXT: retq entry: %tmp29 = ashr i32 %x, %n %tmp3 = and i32 %tmp29, 1 %tmp4 = icmp eq i32 %tmp3, 1 br i1 %tmp4, label %bb, label %UnifiedReturnBlock bb: call void @foo() ret void UnifiedReturnBlock: ret void } define void @aquery2b(i32 %x, i32 %n) nounwind { ; X86-LABEL: aquery2b: ; X86: # BB#0: # %entry ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax ; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx ; X86-NEXT: btl %ecx, %eax ; X86-NEXT: jae .LBB15_2 ; X86-NEXT: # BB#1: # %bb ; X86-NEXT: calll foo ; X86-NEXT: .LBB15_2: # %UnifiedReturnBlock ; X86-NEXT: retl ; ; X64-LABEL: aquery2b: ; X64: # BB#0: # %entry ; X64-NEXT: btl %esi, %edi ; X64-NEXT: jae .LBB15_2 ; X64-NEXT: # BB#1: # %bb ; X64-NEXT: pushq %rax ; X64-NEXT: callq foo ; X64-NEXT: popq %rax ; X64-NEXT: .LBB15_2: # %UnifiedReturnBlock ; X64-NEXT: retq entry: %tmp29 = ashr i32 %x, %n %tmp3 = and i32 1, %tmp29 %tmp4 = icmp eq i32 %tmp3, 1 br i1 %tmp4, label %bb, label %UnifiedReturnBlock bb: call void @foo() ret void UnifiedReturnBlock: ret void } define void @query3(i32 %x, i32 %n) nounwind { ; X86-LABEL: query3: ; X86: # BB#0: # %entry ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax ; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx ; X86-NEXT: btl %ecx, %eax ; X86-NEXT: jae .LBB16_2 ; X86-NEXT: # BB#1: # %bb ; X86-NEXT: calll foo ; X86-NEXT: .LBB16_2: # %UnifiedReturnBlock ; X86-NEXT: retl ; ; X64-LABEL: query3: ; X64: # BB#0: # %entry ; X64-NEXT: btl %esi, %edi ; X64-NEXT: jae .LBB16_2 ; X64-NEXT: # BB#1: # %bb ; X64-NEXT: pushq %rax ; X64-NEXT: callq foo ; X64-NEXT: popq %rax ; X64-NEXT: .LBB16_2: # %UnifiedReturnBlock ; X64-NEXT: retq entry: %tmp29 = shl i32 1, %n %tmp3 = and i32 %tmp29, %x %tmp4 = icmp eq i32 %tmp3, %tmp29 br i1 %tmp4, label %bb, label %UnifiedReturnBlock bb: call void @foo() ret void UnifiedReturnBlock: ret void } define void @query3b(i32 %x, i32 %n) nounwind { ; X86-LABEL: query3b: ; X86: # BB#0: # %entry ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax ; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx ; X86-NEXT: btl %ecx, %eax ; X86-NEXT: jae .LBB17_2 ; X86-NEXT: # BB#1: # %bb ; X86-NEXT: calll foo ; X86-NEXT: .LBB17_2: # %UnifiedReturnBlock ; X86-NEXT: retl ; ; X64-LABEL: query3b: ; X64: # BB#0: # %entry ; X64-NEXT: btl %esi, %edi ; X64-NEXT: jae .LBB17_2 ; X64-NEXT: # BB#1: # %bb ; X64-NEXT: pushq %rax ; X64-NEXT: callq foo ; X64-NEXT: popq %rax ; X64-NEXT: .LBB17_2: # %UnifiedReturnBlock ; X64-NEXT: retq entry: %tmp29 = shl i32 1, %n %tmp3 = and i32 %x, %tmp29 %tmp4 = icmp eq i32 %tmp3, %tmp29 br i1 %tmp4, label %bb, label %UnifiedReturnBlock bb: call void @foo() ret void UnifiedReturnBlock: ret void } define void @query3x(i32 %x, i32 %n) nounwind { ; X86-LABEL: query3x: ; X86: # BB#0: # %entry ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax ; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx ; X86-NEXT: btl %ecx, %eax ; X86-NEXT: jae .LBB18_2 ; X86-NEXT: # BB#1: # %bb ; X86-NEXT: calll foo ; X86-NEXT: .LBB18_2: # %UnifiedReturnBlock ; X86-NEXT: retl ; ; X64-LABEL: query3x: ; X64: # BB#0: # %entry ; X64-NEXT: btl %esi, %edi ; X64-NEXT: jae .LBB18_2 ; X64-NEXT: # BB#1: # %bb ; X64-NEXT: pushq %rax ; X64-NEXT: callq foo ; X64-NEXT: popq %rax ; X64-NEXT: .LBB18_2: # %UnifiedReturnBlock ; X64-NEXT: retq entry: %tmp29 = shl i32 1, %n %tmp3 = and i32 %tmp29, %x %tmp4 = icmp eq i32 %tmp29, %tmp3 br i1 %tmp4, label %bb, label %UnifiedReturnBlock bb: call void @foo() ret void UnifiedReturnBlock: ret void } define void @query3bx(i32 %x, i32 %n) nounwind { ; X86-LABEL: query3bx: ; X86: # BB#0: # %entry ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax ; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx ; X86-NEXT: btl %ecx, %eax ; X86-NEXT: jae .LBB19_2 ; X86-NEXT: # BB#1: # %bb ; X86-NEXT: calll foo ; X86-NEXT: .LBB19_2: # %UnifiedReturnBlock ; X86-NEXT: retl ; ; X64-LABEL: query3bx: ; X64: # BB#0: # %entry ; X64-NEXT: btl %esi, %edi ; X64-NEXT: jae .LBB19_2 ; X64-NEXT: # BB#1: # %bb ; X64-NEXT: pushq %rax ; X64-NEXT: callq foo ; X64-NEXT: popq %rax ; X64-NEXT: .LBB19_2: # %UnifiedReturnBlock ; X64-NEXT: retq entry: %tmp29 = shl i32 1, %n %tmp3 = and i32 %x, %tmp29 %tmp4 = icmp eq i32 %tmp29, %tmp3 br i1 %tmp4, label %bb, label %UnifiedReturnBlock bb: call void @foo() ret void UnifiedReturnBlock: ret void } define void @queryne2(i32 %x, i32 %n) nounwind { ; X86-LABEL: queryne2: ; X86: # BB#0: # %entry ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax ; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx ; X86-NEXT: btl %ecx, %eax ; X86-NEXT: jb .LBB20_2 ; X86-NEXT: # BB#1: # %bb ; X86-NEXT: calll foo ; X86-NEXT: .LBB20_2: # %UnifiedReturnBlock ; X86-NEXT: retl ; ; X64-LABEL: queryne2: ; X64: # BB#0: # %entry ; X64-NEXT: btl %esi, %edi ; X64-NEXT: jb .LBB20_2 ; X64-NEXT: # BB#1: # %bb ; X64-NEXT: pushq %rax ; X64-NEXT: callq foo ; X64-NEXT: popq %rax ; X64-NEXT: .LBB20_2: # %UnifiedReturnBlock ; X64-NEXT: retq entry: %tmp29 = lshr i32 %x, %n %tmp3 = and i32 %tmp29, 1 %tmp4 = icmp ne i32 %tmp3, 1 br i1 %tmp4, label %bb, label %UnifiedReturnBlock bb: call void @foo() ret void UnifiedReturnBlock: ret void } define void @queryne2b(i32 %x, i32 %n) nounwind { ; X86-LABEL: queryne2b: ; X86: # BB#0: # %entry ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax ; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx ; X86-NEXT: btl %ecx, %eax ; X86-NEXT: jb .LBB21_2 ; X86-NEXT: # BB#1: # %bb ; X86-NEXT: calll foo ; X86-NEXT: .LBB21_2: # %UnifiedReturnBlock ; X86-NEXT: retl ; ; X64-LABEL: queryne2b: ; X64: # BB#0: # %entry ; X64-NEXT: btl %esi, %edi ; X64-NEXT: jb .LBB21_2 ; X64-NEXT: # BB#1: # %bb ; X64-NEXT: pushq %rax ; X64-NEXT: callq foo ; X64-NEXT: popq %rax ; X64-NEXT: .LBB21_2: # %UnifiedReturnBlock ; X64-NEXT: retq entry: %tmp29 = lshr i32 %x, %n %tmp3 = and i32 1, %tmp29 %tmp4 = icmp ne i32 %tmp3, 1 br i1 %tmp4, label %bb, label %UnifiedReturnBlock bb: call void @foo() ret void UnifiedReturnBlock: ret void } define void @aqueryne2(i32 %x, i32 %n) nounwind { ; X86-LABEL: aqueryne2: ; X86: # BB#0: # %entry ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax ; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx ; X86-NEXT: btl %ecx, %eax ; X86-NEXT: jb .LBB22_2 ; X86-NEXT: # BB#1: # %bb ; X86-NEXT: calll foo ; X86-NEXT: .LBB22_2: # %UnifiedReturnBlock ; X86-NEXT: retl ; ; X64-LABEL: aqueryne2: ; X64: # BB#0: # %entry ; X64-NEXT: btl %esi, %edi ; X64-NEXT: jb .LBB22_2 ; X64-NEXT: # BB#1: # %bb ; X64-NEXT: pushq %rax ; X64-NEXT: callq foo ; X64-NEXT: popq %rax ; X64-NEXT: .LBB22_2: # %UnifiedReturnBlock ; X64-NEXT: retq entry: %tmp29 = ashr i32 %x, %n %tmp3 = and i32 %tmp29, 1 %tmp4 = icmp ne i32 %tmp3, 1 br i1 %tmp4, label %bb, label %UnifiedReturnBlock bb: call void @foo() ret void UnifiedReturnBlock: ret void } define void @aqueryne2b(i32 %x, i32 %n) nounwind { ; X86-LABEL: aqueryne2b: ; X86: # BB#0: # %entry ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax ; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx ; X86-NEXT: btl %ecx, %eax ; X86-NEXT: jb .LBB23_2 ; X86-NEXT: # BB#1: # %bb ; X86-NEXT: calll foo ; X86-NEXT: .LBB23_2: # %UnifiedReturnBlock ; X86-NEXT: retl ; ; X64-LABEL: aqueryne2b: ; X64: # BB#0: # %entry ; X64-NEXT: btl %esi, %edi ; X64-NEXT: jb .LBB23_2 ; X64-NEXT: # BB#1: # %bb ; X64-NEXT: pushq %rax ; X64-NEXT: callq foo ; X64-NEXT: popq %rax ; X64-NEXT: .LBB23_2: # %UnifiedReturnBlock ; X64-NEXT: retq entry: %tmp29 = ashr i32 %x, %n %tmp3 = and i32 1, %tmp29 %tmp4 = icmp ne i32 %tmp3, 1 br i1 %tmp4, label %bb, label %UnifiedReturnBlock bb: call void @foo() ret void UnifiedReturnBlock: ret void } define void @queryne3(i32 %x, i32 %n) nounwind { ; X86-LABEL: queryne3: ; X86: # BB#0: # %entry ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax ; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx ; X86-NEXT: btl %ecx, %eax ; X86-NEXT: jb .LBB24_2 ; X86-NEXT: # BB#1: # %bb ; X86-NEXT: calll foo ; X86-NEXT: .LBB24_2: # %UnifiedReturnBlock ; X86-NEXT: retl ; ; X64-LABEL: queryne3: ; X64: # BB#0: # %entry ; X64-NEXT: btl %esi, %edi ; X64-NEXT: jb .LBB24_2 ; X64-NEXT: # BB#1: # %bb ; X64-NEXT: pushq %rax ; X64-NEXT: callq foo ; X64-NEXT: popq %rax ; X64-NEXT: .LBB24_2: # %UnifiedReturnBlock ; X64-NEXT: retq entry: %tmp29 = shl i32 1, %n %tmp3 = and i32 %tmp29, %x %tmp4 = icmp ne i32 %tmp3, %tmp29 br i1 %tmp4, label %bb, label %UnifiedReturnBlock bb: call void @foo() ret void UnifiedReturnBlock: ret void } define void @queryne3b(i32 %x, i32 %n) nounwind { ; X86-LABEL: queryne3b: ; X86: # BB#0: # %entry ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax ; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx ; X86-NEXT: btl %ecx, %eax ; X86-NEXT: jb .LBB25_2 ; X86-NEXT: # BB#1: # %bb ; X86-NEXT: calll foo ; X86-NEXT: .LBB25_2: # %UnifiedReturnBlock ; X86-NEXT: retl ; ; X64-LABEL: queryne3b: ; X64: # BB#0: # %entry ; X64-NEXT: btl %esi, %edi ; X64-NEXT: jb .LBB25_2 ; X64-NEXT: # BB#1: # %bb ; X64-NEXT: pushq %rax ; X64-NEXT: callq foo ; X64-NEXT: popq %rax ; X64-NEXT: .LBB25_2: # %UnifiedReturnBlock ; X64-NEXT: retq entry: %tmp29 = shl i32 1, %n %tmp3 = and i32 %x, %tmp29 %tmp4 = icmp ne i32 %tmp3, %tmp29 br i1 %tmp4, label %bb, label %UnifiedReturnBlock bb: call void @foo() ret void UnifiedReturnBlock: ret void } define void @queryne3x(i32 %x, i32 %n) nounwind { ; X86-LABEL: queryne3x: ; X86: # BB#0: # %entry ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax ; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx ; X86-NEXT: btl %ecx, %eax ; X86-NEXT: jb .LBB26_2 ; X86-NEXT: # BB#1: # %bb ; X86-NEXT: calll foo ; X86-NEXT: .LBB26_2: # %UnifiedReturnBlock ; X86-NEXT: retl ; ; X64-LABEL: queryne3x: ; X64: # BB#0: # %entry ; X64-NEXT: btl %esi, %edi ; X64-NEXT: jb .LBB26_2 ; X64-NEXT: # BB#1: # %bb ; X64-NEXT: pushq %rax ; X64-NEXT: callq foo ; X64-NEXT: popq %rax ; X64-NEXT: .LBB26_2: # %UnifiedReturnBlock ; X64-NEXT: retq entry: %tmp29 = shl i32 1, %n %tmp3 = and i32 %tmp29, %x %tmp4 = icmp ne i32 %tmp29, %tmp3 br i1 %tmp4, label %bb, label %UnifiedReturnBlock bb: call void @foo() ret void UnifiedReturnBlock: ret void } define void @queryne3bx(i32 %x, i32 %n) nounwind { ; X86-LABEL: queryne3bx: ; X86: # BB#0: # %entry ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax ; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx ; X86-NEXT: btl %ecx, %eax ; X86-NEXT: jb .LBB27_2 ; X86-NEXT: # BB#1: # %bb ; X86-NEXT: calll foo ; X86-NEXT: .LBB27_2: # %UnifiedReturnBlock ; X86-NEXT: retl ; ; X64-LABEL: queryne3bx: ; X64: # BB#0: # %entry ; X64-NEXT: btl %esi, %edi ; X64-NEXT: jb .LBB27_2 ; X64-NEXT: # BB#1: # %bb ; X64-NEXT: pushq %rax ; X64-NEXT: callq foo ; X64-NEXT: popq %rax ; X64-NEXT: .LBB27_2: # %UnifiedReturnBlock ; X64-NEXT: retq entry: %tmp29 = shl i32 1, %n %tmp3 = and i32 %x, %tmp29 %tmp4 = icmp ne i32 %tmp29, %tmp3 br i1 %tmp4, label %bb, label %UnifiedReturnBlock bb: call void @foo() ret void UnifiedReturnBlock: ret void } declare void @foo() define zeroext i1 @invert(i32 %flags, i32 %flag) nounwind { ; X86-LABEL: invert: ; X86: # BB#0: ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax ; X86-NEXT: notl %eax ; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx ; X86-NEXT: btl %ecx, %eax ; X86-NEXT: setb %al ; X86-NEXT: retl ; ; X64-LABEL: invert: ; X64: # BB#0: ; X64-NEXT: notl %edi ; X64-NEXT: btl %esi, %edi ; X64-NEXT: setb %al ; X64-NEXT: retq %neg = xor i32 %flags, -1 %shl = shl i32 1, %flag %and = and i32 %shl, %neg %tobool = icmp ne i32 %and, 0 ret i1 %tobool } define zeroext i1 @extend(i32 %bit, i64 %bits) { ; X86-LABEL: extend: ; X86: # BB#0: # %entry ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax ; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx ; X86-NEXT: btl %eax, %ecx ; X86-NEXT: setb %al ; X86-NEXT: retl ; ; X64-LABEL: extend: ; X64: # BB#0: # %entry ; X64-NEXT: btl %edi, %esi ; X64-NEXT: setb %al ; X64-NEXT: retq entry: %and = and i32 %bit, 31 %sh_prom = zext i32 %and to i64 %shl = shl i64 1, %sh_prom %and1 = and i64 %shl, %bits %tobool = icmp ne i64 %and1, 0 ret i1 %tobool } ; TODO: BT fails to look through to demanded bits as c%32 has more than one use. ; void demanded_i32(int *a, int *b, unsigned c) { ; if ((a[c/32] >> (c % 32)) & 1) ; b[c/32] |= 1 << (c % 32); ; } define void @demanded_i32(i32* nocapture readonly, i32* nocapture, i32) nounwind { ; X86-LABEL: demanded_i32: ; X86: # BB#0: ; X86-NEXT: pushl %esi ; X86-NEXT: movl {{[0-9]+}}(%esp), %edx ; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx ; X86-NEXT: movl %ecx, %eax ; X86-NEXT: shrl $5, %eax ; X86-NEXT: movl (%edx,%eax,4), %esi ; X86-NEXT: movl $1, %edx ; X86-NEXT: shll %cl, %edx ; X86-NEXT: btl %ecx, %esi ; X86-NEXT: jae .LBB30_2 ; X86-NEXT: # BB#1: ; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx ; X86-NEXT: orl %edx, (%ecx,%eax,4) ; X86-NEXT: .LBB30_2: ; X86-NEXT: popl %esi ; X86-NEXT: retl ; ; X64-LABEL: demanded_i32: ; X64: # BB#0: ; X64-NEXT: movl %edx, %eax ; X64-NEXT: shrl $5, %eax ; X64-NEXT: movl (%rdi,%rax,4), %r8d ; X64-NEXT: movl $1, %edi ; X64-NEXT: movl %edx, %ecx ; X64-NEXT: shll %cl, %edi ; X64-NEXT: btl %edx, %r8d ; X64-NEXT: jae .LBB30_2 ; X64-NEXT: # BB#1: ; X64-NEXT: orl %edi, (%rsi,%rax,4) ; X64-NEXT: .LBB30_2: ; X64-NEXT: retq %4 = lshr i32 %2, 5 %5 = zext i32 %4 to i64 %6 = getelementptr inbounds i32, i32* %0, i64 %5 %7 = load i32, i32* %6, align 4 %8 = and i32 %2, 31 %9 = shl i32 1, %8 %10 = and i32 %7, %9 %11 = icmp eq i32 %10, 0 br i1 %11, label %16, label %12 ; <label>:12: %13 = getelementptr inbounds i32, i32* %1, i64 %5 %14 = load i32, i32* %13, align 4 %15 = or i32 %14, %9 store i32 %15, i32* %13, align 4 br label %16 ; <label>:16: ret void }