forked from OSchip/llvm-project
89 lines
2.8 KiB
LLVM
89 lines
2.8 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc < %s -mtriple=i686-unknown-unknown -mcpu=skx | FileCheck %s --check-prefix=X86
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; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mcpu=skx | FileCheck %s --check-prefix=X64
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; Check for assert in foldMaskAndShiftToScale due to out of range mask scaling.
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@b = common global i8 zeroinitializer, align 1
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@c = common global i8 zeroinitializer, align 1
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@d = common global i64 zeroinitializer, align 8
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@e = common global i64 zeroinitializer, align 8
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define void @foo(i64 %x) nounwind {
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; X86-LABEL: foo:
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; X86: # %bb.0:
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; X86-NEXT: pushl %eax
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; X86-NEXT: movl d, %eax
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; X86-NEXT: notl %eax
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; X86-NEXT: movl d+4, %ecx
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; X86-NEXT: notl %ecx
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; X86-NEXT: andl $701685459, %ecx # imm = 0x29D2DED3
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; X86-NEXT: andl $-564453154, %eax # imm = 0xDE5B20DE
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; X86-NEXT: shrdl $21, %ecx, %eax
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; X86-NEXT: shrl $21, %ecx
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; X86-NEXT: andl $-2, %eax
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; X86-NEXT: addl $7, %eax
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; X86-NEXT: adcl $0, %ecx
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; X86-NEXT: pushl %ecx
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; X86-NEXT: pushl %eax
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; X86-NEXT: pushl {{[0-9]+}}(%esp)
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; X86-NEXT: pushl {{[0-9]+}}(%esp)
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; X86-NEXT: calll __divdi3
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; X86-NEXT: addl $16, %esp
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; X86-NEXT: orl %eax, %edx
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; X86-NEXT: setne {{[0-9]+}}(%esp)
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; X86-NEXT: popl %eax
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; X86-NEXT: retl
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;
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; X64-LABEL: foo:
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; X64: # %bb.0:
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; X64-NEXT: movq %rdi, %rax
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; X64-NEXT: movq {{.*}}(%rip), %rcx
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; X64-NEXT: movabsq $3013716102212485120, %rdx # imm = 0x29D2DED3DE400000
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; X64-NEXT: andnq %rdx, %rcx, %rcx
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; X64-NEXT: shrq $21, %rcx
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; X64-NEXT: addq $7, %rcx
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; X64-NEXT: movq %rdi, %rdx
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; X64-NEXT: orq %rcx, %rdx
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; X64-NEXT: shrq $32, %rdx
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; X64-NEXT: je .LBB0_1
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; X64-NEXT: # %bb.2:
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; X64-NEXT: cqto
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; X64-NEXT: idivq %rcx
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; X64-NEXT: jmp .LBB0_3
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; X64-NEXT: .LBB0_1:
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; X64-NEXT: xorl %edx, %edx
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; X64-NEXT: # kill: def $eax killed $eax killed $rax
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; X64-NEXT: divl %ecx
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; X64-NEXT: # kill: def $eax killed $eax def $rax
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; X64-NEXT: .LBB0_3:
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; X64-NEXT: testq %rax, %rax
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; X64-NEXT: setne -{{[0-9]+}}(%rsp)
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; X64-NEXT: retq
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%1 = alloca i8, align 1
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%2 = load i64, i64* @d, align 8
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%3 = or i64 -3013716102214263007, %2
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%4 = xor i64 %3, -1
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%5 = load i64, i64* @e, align 8
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%6 = load i8, i8* @b, align 1
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%7 = trunc i8 %6 to i1
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%8 = zext i1 %7 to i64
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%9 = xor i64 %5, %8
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%10 = load i8, i8* @c, align 1
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%11 = trunc i8 %10 to i1
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%12 = zext i1 %11 to i32
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%13 = or i32 551409149, %12
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%14 = sub nsw i32 %13, 551409131
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%15 = zext i32 %14 to i64
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%16 = shl i64 %9, %15
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%17 = sub nsw i64 %16, 223084523
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%18 = ashr i64 %4, %17
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%19 = and i64 %18, 9223372036854775806
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%20 = add nsw i64 7, %19
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%21 = sdiv i64 %x, %20
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%22 = icmp ne i64 %21, 0
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%23 = zext i1 %22 to i8
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store i8 %23, i8* %1, align 1
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ret void
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}
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