forked from OSchip/llvm-project
1048 lines
31 KiB
LLVM
1048 lines
31 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc -mtriple=x86_64-- < %s -pre-RA-sched=list-ilp | FileCheck %s --check-prefix=ILP
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; RUN: llc -mtriple=x86_64-- < %s -pre-RA-sched=list-hybrid | FileCheck %s --check-prefix=HYBRID
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; RUN: llc -mtriple=x86_64-- < %s -pre-RA-sched=list-burr | FileCheck %s --check-prefix=BURR
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; RUN: llc -mtriple=x86_64-- < %s -pre-RA-sched=source | FileCheck %s --check-prefix=SRC
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; FIXME: Fix machine verifier issues and remove -verify-machineinstrs=0. PR39452.
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; RUN: llc -mtriple=x86_64-- < %s -pre-RA-sched=linearize -verify-machineinstrs=0 | FileCheck %s --check-prefix=LIN
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; PR22304 https://llvm.org/bugs/show_bug.cgi?id=22304
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; Tests checking backtracking in source scheduler. llc used to crash on them.
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define i256 @test1(i256 %a) nounwind {
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; ILP-LABEL: test1:
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; ILP: # %bb.0:
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; ILP-NEXT: pushq %rbp
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; ILP-NEXT: pushq %rbx
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; ILP-NEXT: movq %rdi, %rax
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; ILP-NEXT: leal 3(%rsi,%rsi), %ebp
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; ILP-NEXT: movl %ebp, %r11d
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; ILP-NEXT: addb $-128, %r11b
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; ILP-NEXT: xorl %r8d, %r8d
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; ILP-NEXT: movl $1, %r10d
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; ILP-NEXT: xorl %edi, %edi
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; ILP-NEXT: movl %ebp, %ecx
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; ILP-NEXT: shldq %cl, %r10, %rdi
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; ILP-NEXT: xorl %r9d, %r9d
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; ILP-NEXT: movl %r11d, %ecx
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; ILP-NEXT: shldq %cl, %r10, %r9
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; ILP-NEXT: xorl %esi, %esi
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; ILP-NEXT: movl %ebp, %ecx
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; ILP-NEXT: shldq %cl, %rsi, %rsi
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; ILP-NEXT: movl $1, %edx
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; ILP-NEXT: shlq %cl, %rdx
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; ILP-NEXT: movl $1, %ebx
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; ILP-NEXT: movl %r11d, %ecx
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; ILP-NEXT: shlq %cl, %rbx
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; ILP-NEXT: movb $-128, %cl
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; ILP-NEXT: subb %bpl, %cl
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; ILP-NEXT: shrdq %cl, %r8, %r10
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; ILP-NEXT: testb $64, %cl
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; ILP-NEXT: cmovneq %r8, %r10
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; ILP-NEXT: testb $64, %r11b
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; ILP-NEXT: cmovneq %rbx, %r9
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; ILP-NEXT: cmovneq %r8, %rbx
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; ILP-NEXT: testb $64, %bpl
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; ILP-NEXT: cmovneq %rdx, %rdi
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; ILP-NEXT: cmovneq %r8, %rdx
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; ILP-NEXT: cmovneq %r8, %rsi
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; ILP-NEXT: testb %bpl, %bpl
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; ILP-NEXT: cmovsq %r8, %rdi
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; ILP-NEXT: cmovsq %r8, %rdx
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; ILP-NEXT: movq %rdi, 8(%rax)
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; ILP-NEXT: movq %rdx, (%rax)
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; ILP-NEXT: cmovsq %r9, %rsi
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; ILP-NEXT: cmoveq %r8, %rsi
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; ILP-NEXT: movq %rsi, 24(%rax)
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; ILP-NEXT: cmovnsq %r10, %rbx
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; ILP-NEXT: cmoveq %r8, %rbx
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; ILP-NEXT: movq %rbx, 16(%rax)
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; ILP-NEXT: popq %rbx
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; ILP-NEXT: popq %rbp
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; ILP-NEXT: retq
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;
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; HYBRID-LABEL: test1:
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; HYBRID: # %bb.0:
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; HYBRID-NEXT: pushq %rbx
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; HYBRID-NEXT: movq %rdi, %rax
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; HYBRID-NEXT: leal 3(%rsi,%rsi), %r10d
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; HYBRID-NEXT: movb $-128, %cl
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; HYBRID-NEXT: subb %r10b, %cl
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; HYBRID-NEXT: xorl %r8d, %r8d
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; HYBRID-NEXT: movl $1, %esi
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; HYBRID-NEXT: movl $1, %r9d
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; HYBRID-NEXT: shrdq %cl, %r8, %r9
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; HYBRID-NEXT: testb $64, %cl
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; HYBRID-NEXT: cmovneq %r8, %r9
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; HYBRID-NEXT: xorl %edx, %edx
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; HYBRID-NEXT: movl %r10d, %ecx
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; HYBRID-NEXT: shldq %cl, %rsi, %rdx
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; HYBRID-NEXT: addb $-128, %cl
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; HYBRID-NEXT: xorl %r11d, %r11d
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; HYBRID-NEXT: shldq %cl, %rsi, %r11
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; HYBRID-NEXT: movl $1, %edi
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; HYBRID-NEXT: shlq %cl, %rdi
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; HYBRID-NEXT: testb $64, %cl
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; HYBRID-NEXT: cmovneq %rdi, %r11
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; HYBRID-NEXT: cmovneq %r8, %rdi
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; HYBRID-NEXT: xorl %ebx, %ebx
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; HYBRID-NEXT: movl %r10d, %ecx
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; HYBRID-NEXT: shldq %cl, %rbx, %rbx
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; HYBRID-NEXT: shlq %cl, %rsi
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; HYBRID-NEXT: testb $64, %r10b
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; HYBRID-NEXT: cmovneq %rsi, %rdx
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; HYBRID-NEXT: cmovneq %r8, %rbx
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; HYBRID-NEXT: cmovneq %r8, %rsi
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; HYBRID-NEXT: testb %r10b, %r10b
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; HYBRID-NEXT: cmovsq %r8, %rdx
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; HYBRID-NEXT: movq %rdx, 8(%rax)
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; HYBRID-NEXT: cmovsq %r8, %rsi
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; HYBRID-NEXT: movq %rsi, (%rax)
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; HYBRID-NEXT: cmovsq %r11, %rbx
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; HYBRID-NEXT: cmoveq %r8, %rbx
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; HYBRID-NEXT: movq %rbx, 24(%rax)
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; HYBRID-NEXT: cmovnsq %r9, %rdi
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; HYBRID-NEXT: cmoveq %r8, %rdi
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; HYBRID-NEXT: movq %rdi, 16(%rax)
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; HYBRID-NEXT: popq %rbx
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; HYBRID-NEXT: retq
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;
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; BURR-LABEL: test1:
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; BURR: # %bb.0:
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; BURR-NEXT: pushq %rbx
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; BURR-NEXT: movq %rdi, %rax
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; BURR-NEXT: leal 3(%rsi,%rsi), %r10d
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; BURR-NEXT: movb $-128, %cl
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; BURR-NEXT: subb %r10b, %cl
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; BURR-NEXT: xorl %r8d, %r8d
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; BURR-NEXT: movl $1, %esi
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; BURR-NEXT: movl $1, %r9d
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; BURR-NEXT: shrdq %cl, %r8, %r9
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; BURR-NEXT: testb $64, %cl
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; BURR-NEXT: cmovneq %r8, %r9
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; BURR-NEXT: xorl %edx, %edx
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; BURR-NEXT: movl %r10d, %ecx
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; BURR-NEXT: shldq %cl, %rsi, %rdx
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; BURR-NEXT: addb $-128, %cl
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; BURR-NEXT: xorl %r11d, %r11d
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; BURR-NEXT: shldq %cl, %rsi, %r11
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; BURR-NEXT: movl $1, %edi
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; BURR-NEXT: shlq %cl, %rdi
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; BURR-NEXT: testb $64, %cl
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; BURR-NEXT: cmovneq %rdi, %r11
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; BURR-NEXT: cmovneq %r8, %rdi
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; BURR-NEXT: xorl %ebx, %ebx
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; BURR-NEXT: movl %r10d, %ecx
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; BURR-NEXT: shldq %cl, %rbx, %rbx
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; BURR-NEXT: shlq %cl, %rsi
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; BURR-NEXT: testb $64, %r10b
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; BURR-NEXT: cmovneq %rsi, %rdx
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; BURR-NEXT: cmovneq %r8, %rbx
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; BURR-NEXT: cmovneq %r8, %rsi
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; BURR-NEXT: testb %r10b, %r10b
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; BURR-NEXT: cmovsq %r8, %rdx
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; BURR-NEXT: movq %rdx, 8(%rax)
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; BURR-NEXT: cmovsq %r8, %rsi
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; BURR-NEXT: movq %rsi, (%rax)
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; BURR-NEXT: cmovsq %r11, %rbx
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; BURR-NEXT: cmoveq %r8, %rbx
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; BURR-NEXT: movq %rbx, 24(%rax)
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; BURR-NEXT: cmovnsq %r9, %rdi
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; BURR-NEXT: cmoveq %r8, %rdi
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; BURR-NEXT: movq %rdi, 16(%rax)
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; BURR-NEXT: popq %rbx
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; BURR-NEXT: retq
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;
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; SRC-LABEL: test1:
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; SRC: # %bb.0:
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; SRC-NEXT: pushq %r14
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; SRC-NEXT: pushq %rbx
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; SRC-NEXT: movq %rdi, %rax
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; SRC-NEXT: leal 3(%rsi,%rsi), %r9d
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; SRC-NEXT: movb $-128, %cl
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; SRC-NEXT: subb %r9b, %cl
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; SRC-NEXT: xorl %r8d, %r8d
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; SRC-NEXT: movl $1, %edi
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; SRC-NEXT: movl $1, %r10d
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; SRC-NEXT: shrdq %cl, %r8, %r10
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; SRC-NEXT: testb $64, %cl
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; SRC-NEXT: cmovneq %r8, %r10
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; SRC-NEXT: movl %r9d, %r11d
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; SRC-NEXT: addb $-128, %r11b
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; SRC-NEXT: xorl %esi, %esi
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; SRC-NEXT: movl %r11d, %ecx
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; SRC-NEXT: shldq %cl, %rdi, %rsi
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; SRC-NEXT: xorl %edx, %edx
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; SRC-NEXT: movl %r9d, %ecx
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; SRC-NEXT: shldq %cl, %rdi, %rdx
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; SRC-NEXT: xorl %r14d, %r14d
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; SRC-NEXT: shldq %cl, %r14, %r14
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; SRC-NEXT: movl $1, %ebx
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; SRC-NEXT: shlq %cl, %rbx
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; SRC-NEXT: testb $64, %r9b
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; SRC-NEXT: cmovneq %rbx, %rdx
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; SRC-NEXT: cmovneq %r8, %rbx
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; SRC-NEXT: cmovneq %r8, %r14
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; SRC-NEXT: movl %r11d, %ecx
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; SRC-NEXT: shlq %cl, %rdi
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; SRC-NEXT: testb $64, %r11b
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; SRC-NEXT: cmovneq %rdi, %rsi
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; SRC-NEXT: cmovneq %r8, %rdi
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; SRC-NEXT: testb %r9b, %r9b
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; SRC-NEXT: cmovnsq %r10, %rdi
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; SRC-NEXT: cmoveq %r8, %rdi
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; SRC-NEXT: cmovnsq %r14, %rsi
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; SRC-NEXT: cmoveq %r8, %rsi
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; SRC-NEXT: cmovsq %r8, %rdx
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; SRC-NEXT: cmovsq %r8, %rbx
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; SRC-NEXT: movq %rdx, 8(%rax)
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; SRC-NEXT: movq %rbx, (%rax)
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; SRC-NEXT: movq %rsi, 24(%rax)
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; SRC-NEXT: movq %rdi, 16(%rax)
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; SRC-NEXT: popq %rbx
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; SRC-NEXT: popq %r14
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; SRC-NEXT: retq
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;
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; LIN-LABEL: test1:
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; LIN: # %bb.0:
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; LIN-NEXT: movq %rdi, %rax
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; LIN-NEXT: xorl %r9d, %r9d
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; LIN-NEXT: movl $1, %r8d
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; LIN-NEXT: leal 3(%rsi,%rsi), %r11d
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; LIN-NEXT: movl $1, %edx
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; LIN-NEXT: movl %r11d, %ecx
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; LIN-NEXT: shlq %cl, %rdx
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; LIN-NEXT: testb $64, %r11b
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; LIN-NEXT: movq %rdx, %rcx
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; LIN-NEXT: cmovneq %r9, %rcx
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; LIN-NEXT: testb %r11b, %r11b
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; LIN-NEXT: cmovsq %r9, %rcx
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; LIN-NEXT: movq %rcx, (%rdi)
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; LIN-NEXT: xorl %edi, %edi
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; LIN-NEXT: movl %r11d, %ecx
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; LIN-NEXT: shldq %cl, %r8, %rdi
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; LIN-NEXT: cmovneq %rdx, %rdi
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; LIN-NEXT: cmovsq %r9, %rdi
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; LIN-NEXT: movq %rdi, 8(%rax)
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; LIN-NEXT: movl %r11d, %edx
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; LIN-NEXT: addb $-128, %dl
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; LIN-NEXT: movl $1, %r10d
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; LIN-NEXT: movl %edx, %ecx
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; LIN-NEXT: shlq %cl, %r10
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; LIN-NEXT: testb $64, %dl
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; LIN-NEXT: movq %r10, %rdi
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; LIN-NEXT: cmovneq %r9, %rdi
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; LIN-NEXT: movb $-128, %cl
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; LIN-NEXT: subb %r11b, %cl
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; LIN-NEXT: movl $1, %esi
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; LIN-NEXT: shrdq %cl, %r9, %rsi
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; LIN-NEXT: testb $64, %cl
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; LIN-NEXT: cmovneq %r9, %rsi
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; LIN-NEXT: cmovsq %rdi, %rsi
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; LIN-NEXT: cmoveq %r9, %rsi
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; LIN-NEXT: movq %rsi, 16(%rax)
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; LIN-NEXT: xorl %esi, %esi
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; LIN-NEXT: movl %edx, %ecx
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; LIN-NEXT: shldq %cl, %r8, %rsi
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; LIN-NEXT: cmovneq %r10, %rsi
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; LIN-NEXT: xorl %edx, %edx
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; LIN-NEXT: movl %r11d, %ecx
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; LIN-NEXT: shldq %cl, %rdx, %rdx
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; LIN-NEXT: cmovneq %r9, %rdx
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; LIN-NEXT: cmovsq %rsi, %rdx
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; LIN-NEXT: cmoveq %r9, %rdx
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; LIN-NEXT: movq %rdx, 24(%rax)
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; LIN-NEXT: retq
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%b = add i256 %a, 1
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%m = shl i256 %b, 1
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%p = add i256 %m, 1
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%v = lshr i256 %b, %p
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%t = trunc i256 %v to i1
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%c = shl i256 1, %p
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%f = select i1 %t, i256 undef, i256 %c
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ret i256 %f
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}
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define i256 @test2(i256 %a) nounwind {
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; ILP-LABEL: test2:
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; ILP: # %bb.0:
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; ILP-NEXT: movq %rdi, %rax
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; ILP-NEXT: xorl %edi, %edi
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; ILP-NEXT: movq %rsi, %r11
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; ILP-NEXT: negq %r11
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; ILP-NEXT: movl $0, %r10d
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; ILP-NEXT: sbbq %rdx, %r10
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; ILP-NEXT: movl $0, %r9d
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; ILP-NEXT: sbbq %rcx, %r9
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; ILP-NEXT: sbbq %r8, %rdi
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; ILP-NEXT: andq %rcx, %r9
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; ILP-NEXT: bsrq %r9, %rcx
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; ILP-NEXT: xorq $63, %rcx
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; ILP-NEXT: andq %r8, %rdi
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; ILP-NEXT: bsrq %rdi, %r8
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; ILP-NEXT: andq %rdx, %r10
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; ILP-NEXT: bsrq %r10, %rdx
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; ILP-NEXT: xorq $63, %r8
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; ILP-NEXT: addq $64, %rcx
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; ILP-NEXT: testq %rdi, %rdi
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; ILP-NEXT: movq $0, 24(%rax)
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; ILP-NEXT: movq $0, 16(%rax)
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; ILP-NEXT: movq $0, 8(%rax)
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; ILP-NEXT: cmovneq %r8, %rcx
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; ILP-NEXT: xorq $63, %rdx
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; ILP-NEXT: andq %rsi, %r11
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; ILP-NEXT: movl $127, %r8d
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; ILP-NEXT: bsrq %r11, %rsi
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; ILP-NEXT: cmoveq %r8, %rsi
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; ILP-NEXT: xorq $63, %rsi
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; ILP-NEXT: addq $64, %rsi
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; ILP-NEXT: testq %r10, %r10
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; ILP-NEXT: cmovneq %rdx, %rsi
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; ILP-NEXT: subq $-128, %rsi
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; ILP-NEXT: orq %r9, %rdi
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; ILP-NEXT: cmovneq %rcx, %rsi
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; ILP-NEXT: movq %rsi, (%rax)
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; ILP-NEXT: retq
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;
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; HYBRID-LABEL: test2:
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; HYBRID: # %bb.0:
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; HYBRID-NEXT: movq %rdi, %rax
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; HYBRID-NEXT: xorl %r9d, %r9d
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; HYBRID-NEXT: movq %rsi, %r11
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; HYBRID-NEXT: negq %r11
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; HYBRID-NEXT: movl $0, %r10d
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; HYBRID-NEXT: sbbq %rdx, %r10
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; HYBRID-NEXT: movl $0, %edi
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; HYBRID-NEXT: sbbq %rcx, %rdi
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; HYBRID-NEXT: sbbq %r8, %r9
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; HYBRID-NEXT: andq %r8, %r9
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; HYBRID-NEXT: bsrq %r9, %r8
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; HYBRID-NEXT: xorq $63, %r8
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; HYBRID-NEXT: andq %rcx, %rdi
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; HYBRID-NEXT: bsrq %rdi, %rcx
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; HYBRID-NEXT: xorq $63, %rcx
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; HYBRID-NEXT: addq $64, %rcx
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; HYBRID-NEXT: testq %r9, %r9
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; HYBRID-NEXT: cmovneq %r8, %rcx
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; HYBRID-NEXT: andq %rdx, %r10
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; HYBRID-NEXT: bsrq %r10, %rdx
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; HYBRID-NEXT: xorq $63, %rdx
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; HYBRID-NEXT: andq %rsi, %r11
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; HYBRID-NEXT: movl $127, %r8d
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; HYBRID-NEXT: bsrq %r11, %rsi
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; HYBRID-NEXT: cmoveq %r8, %rsi
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; HYBRID-NEXT: xorq $63, %rsi
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; HYBRID-NEXT: addq $64, %rsi
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; HYBRID-NEXT: testq %r10, %r10
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; HYBRID-NEXT: cmovneq %rdx, %rsi
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; HYBRID-NEXT: subq $-128, %rsi
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; HYBRID-NEXT: orq %r9, %rdi
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; HYBRID-NEXT: cmovneq %rcx, %rsi
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; HYBRID-NEXT: movq %rsi, (%rax)
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; HYBRID-NEXT: movq $0, 24(%rax)
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; HYBRID-NEXT: movq $0, 16(%rax)
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; HYBRID-NEXT: movq $0, 8(%rax)
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; HYBRID-NEXT: retq
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;
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; BURR-LABEL: test2:
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; BURR: # %bb.0:
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; BURR-NEXT: movq %rdi, %rax
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; BURR-NEXT: xorl %r9d, %r9d
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; BURR-NEXT: movq %rsi, %r11
|
|
; BURR-NEXT: negq %r11
|
|
; BURR-NEXT: movl $0, %r10d
|
|
; BURR-NEXT: sbbq %rdx, %r10
|
|
; BURR-NEXT: movl $0, %edi
|
|
; BURR-NEXT: sbbq %rcx, %rdi
|
|
; BURR-NEXT: sbbq %r8, %r9
|
|
; BURR-NEXT: andq %r8, %r9
|
|
; BURR-NEXT: bsrq %r9, %r8
|
|
; BURR-NEXT: xorq $63, %r8
|
|
; BURR-NEXT: andq %rcx, %rdi
|
|
; BURR-NEXT: bsrq %rdi, %rcx
|
|
; BURR-NEXT: xorq $63, %rcx
|
|
; BURR-NEXT: addq $64, %rcx
|
|
; BURR-NEXT: testq %r9, %r9
|
|
; BURR-NEXT: cmovneq %r8, %rcx
|
|
; BURR-NEXT: andq %rdx, %r10
|
|
; BURR-NEXT: bsrq %r10, %rdx
|
|
; BURR-NEXT: xorq $63, %rdx
|
|
; BURR-NEXT: andq %rsi, %r11
|
|
; BURR-NEXT: movl $127, %r8d
|
|
; BURR-NEXT: bsrq %r11, %rsi
|
|
; BURR-NEXT: cmoveq %r8, %rsi
|
|
; BURR-NEXT: xorq $63, %rsi
|
|
; BURR-NEXT: addq $64, %rsi
|
|
; BURR-NEXT: testq %r10, %r10
|
|
; BURR-NEXT: cmovneq %rdx, %rsi
|
|
; BURR-NEXT: subq $-128, %rsi
|
|
; BURR-NEXT: orq %r9, %rdi
|
|
; BURR-NEXT: cmovneq %rcx, %rsi
|
|
; BURR-NEXT: movq %rsi, (%rax)
|
|
; BURR-NEXT: movq $0, 24(%rax)
|
|
; BURR-NEXT: movq $0, 16(%rax)
|
|
; BURR-NEXT: movq $0, 8(%rax)
|
|
; BURR-NEXT: retq
|
|
;
|
|
; SRC-LABEL: test2:
|
|
; SRC: # %bb.0:
|
|
; SRC-NEXT: movq %rdi, %rax
|
|
; SRC-NEXT: xorl %edi, %edi
|
|
; SRC-NEXT: movq %rsi, %r11
|
|
; SRC-NEXT: negq %r11
|
|
; SRC-NEXT: movl $0, %r10d
|
|
; SRC-NEXT: sbbq %rdx, %r10
|
|
; SRC-NEXT: movl $0, %r9d
|
|
; SRC-NEXT: sbbq %rcx, %r9
|
|
; SRC-NEXT: sbbq %r8, %rdi
|
|
; SRC-NEXT: andq %rdx, %r10
|
|
; SRC-NEXT: andq %rcx, %r9
|
|
; SRC-NEXT: andq %r8, %rdi
|
|
; SRC-NEXT: andq %rsi, %r11
|
|
; SRC-NEXT: bsrq %rdi, %rcx
|
|
; SRC-NEXT: xorq $63, %rcx
|
|
; SRC-NEXT: bsrq %r9, %rdx
|
|
; SRC-NEXT: xorq $63, %rdx
|
|
; SRC-NEXT: addq $64, %rdx
|
|
; SRC-NEXT: testq %rdi, %rdi
|
|
; SRC-NEXT: cmovneq %rcx, %rdx
|
|
; SRC-NEXT: bsrq %r10, %rcx
|
|
; SRC-NEXT: xorq $63, %rcx
|
|
; SRC-NEXT: bsrq %r11, %r8
|
|
; SRC-NEXT: movl $127, %esi
|
|
; SRC-NEXT: cmovneq %r8, %rsi
|
|
; SRC-NEXT: xorq $63, %rsi
|
|
; SRC-NEXT: addq $64, %rsi
|
|
; SRC-NEXT: testq %r10, %r10
|
|
; SRC-NEXT: cmovneq %rcx, %rsi
|
|
; SRC-NEXT: subq $-128, %rsi
|
|
; SRC-NEXT: orq %r9, %rdi
|
|
; SRC-NEXT: cmovneq %rdx, %rsi
|
|
; SRC-NEXT: movq %rsi, (%rax)
|
|
; SRC-NEXT: movq $0, 24(%rax)
|
|
; SRC-NEXT: movq $0, 16(%rax)
|
|
; SRC-NEXT: movq $0, 8(%rax)
|
|
; SRC-NEXT: retq
|
|
;
|
|
; LIN-LABEL: test2:
|
|
; LIN: # %bb.0:
|
|
; LIN-NEXT: movq %rdi, %rax
|
|
; LIN-NEXT: movq %rsi, %rdi
|
|
; LIN-NEXT: negq %rdi
|
|
; LIN-NEXT: andq %rsi, %rdi
|
|
; LIN-NEXT: bsrq %rdi, %rsi
|
|
; LIN-NEXT: movl $127, %edi
|
|
; LIN-NEXT: cmovneq %rsi, %rdi
|
|
; LIN-NEXT: xorq $63, %rdi
|
|
; LIN-NEXT: addq $64, %rdi
|
|
; LIN-NEXT: xorl %r9d, %r9d
|
|
; LIN-NEXT: movl $0, %esi
|
|
; LIN-NEXT: sbbq %rdx, %rsi
|
|
; LIN-NEXT: andq %rdx, %rsi
|
|
; LIN-NEXT: bsrq %rsi, %rdx
|
|
; LIN-NEXT: xorq $63, %rdx
|
|
; LIN-NEXT: testq %rsi, %rsi
|
|
; LIN-NEXT: cmoveq %rdi, %rdx
|
|
; LIN-NEXT: subq $-128, %rdx
|
|
; LIN-NEXT: movl $0, %esi
|
|
; LIN-NEXT: sbbq %rcx, %rsi
|
|
; LIN-NEXT: andq %rcx, %rsi
|
|
; LIN-NEXT: bsrq %rsi, %rcx
|
|
; LIN-NEXT: xorq $63, %rcx
|
|
; LIN-NEXT: addq $64, %rcx
|
|
; LIN-NEXT: sbbq %r8, %r9
|
|
; LIN-NEXT: andq %r8, %r9
|
|
; LIN-NEXT: bsrq %r9, %rdi
|
|
; LIN-NEXT: xorq $63, %rdi
|
|
; LIN-NEXT: testq %r9, %r9
|
|
; LIN-NEXT: cmoveq %rcx, %rdi
|
|
; LIN-NEXT: orq %rsi, %r9
|
|
; LIN-NEXT: cmoveq %rdx, %rdi
|
|
; LIN-NEXT: movq %rdi, (%rax)
|
|
; LIN-NEXT: movq $0, 8(%rax)
|
|
; LIN-NEXT: movq $0, 16(%rax)
|
|
; LIN-NEXT: movq $0, 24(%rax)
|
|
; LIN-NEXT: retq
|
|
%b = sub i256 0, %a
|
|
%c = and i256 %b, %a
|
|
%d = call i256 @llvm.ctlz.i256(i256 %c, i1 false)
|
|
ret i256 %d
|
|
}
|
|
|
|
define i256 @test3(i256 %n) nounwind {
|
|
; ILP-LABEL: test3:
|
|
; ILP: # %bb.0:
|
|
; ILP-NEXT: movq %rdi, %rax
|
|
; ILP-NEXT: xorl %r10d, %r10d
|
|
; ILP-NEXT: movq %rsi, %r9
|
|
; ILP-NEXT: negq %r9
|
|
; ILP-NEXT: movl $0, %r11d
|
|
; ILP-NEXT: sbbq %rdx, %r11
|
|
; ILP-NEXT: movl $0, %edi
|
|
; ILP-NEXT: sbbq %rcx, %rdi
|
|
; ILP-NEXT: sbbq %r8, %r10
|
|
; ILP-NEXT: notq %rcx
|
|
; ILP-NEXT: andq %rdi, %rcx
|
|
; ILP-NEXT: bsrq %rcx, %rdi
|
|
; ILP-NEXT: notq %rdx
|
|
; ILP-NEXT: andq %r11, %rdx
|
|
; ILP-NEXT: xorq $63, %rdi
|
|
; ILP-NEXT: notq %r8
|
|
; ILP-NEXT: andq %r10, %r8
|
|
; ILP-NEXT: bsrq %r8, %r10
|
|
; ILP-NEXT: xorq $63, %r10
|
|
; ILP-NEXT: addq $64, %rdi
|
|
; ILP-NEXT: bsrq %rdx, %r11
|
|
; ILP-NEXT: notq %rsi
|
|
; ILP-NEXT: testq %r8, %r8
|
|
; ILP-NEXT: movq $0, 24(%rax)
|
|
; ILP-NEXT: movq $0, 16(%rax)
|
|
; ILP-NEXT: movq $0, 8(%rax)
|
|
; ILP-NEXT: cmovneq %r10, %rdi
|
|
; ILP-NEXT: xorq $63, %r11
|
|
; ILP-NEXT: andq %r9, %rsi
|
|
; ILP-NEXT: movl $127, %r9d
|
|
; ILP-NEXT: bsrq %rsi, %rsi
|
|
; ILP-NEXT: cmoveq %r9, %rsi
|
|
; ILP-NEXT: xorq $63, %rsi
|
|
; ILP-NEXT: addq $64, %rsi
|
|
; ILP-NEXT: testq %rdx, %rdx
|
|
; ILP-NEXT: cmovneq %r11, %rsi
|
|
; ILP-NEXT: subq $-128, %rsi
|
|
; ILP-NEXT: orq %rcx, %r8
|
|
; ILP-NEXT: cmovneq %rdi, %rsi
|
|
; ILP-NEXT: movq %rsi, (%rax)
|
|
; ILP-NEXT: retq
|
|
;
|
|
; HYBRID-LABEL: test3:
|
|
; HYBRID: # %bb.0:
|
|
; HYBRID-NEXT: pushq %rbx
|
|
; HYBRID-NEXT: movq %rdi, %rax
|
|
; HYBRID-NEXT: xorl %edi, %edi
|
|
; HYBRID-NEXT: movq %rsi, %r9
|
|
; HYBRID-NEXT: negq %r9
|
|
; HYBRID-NEXT: movl $0, %r10d
|
|
; HYBRID-NEXT: sbbq %rdx, %r10
|
|
; HYBRID-NEXT: movl $0, %r11d
|
|
; HYBRID-NEXT: sbbq %rcx, %r11
|
|
; HYBRID-NEXT: sbbq %r8, %rdi
|
|
; HYBRID-NEXT: notq %r8
|
|
; HYBRID-NEXT: andq %rdi, %r8
|
|
; HYBRID-NEXT: bsrq %r8, %rbx
|
|
; HYBRID-NEXT: xorq $63, %rbx
|
|
; HYBRID-NEXT: notq %rcx
|
|
; HYBRID-NEXT: andq %r11, %rcx
|
|
; HYBRID-NEXT: bsrq %rcx, %rdi
|
|
; HYBRID-NEXT: xorq $63, %rdi
|
|
; HYBRID-NEXT: addq $64, %rdi
|
|
; HYBRID-NEXT: testq %r8, %r8
|
|
; HYBRID-NEXT: cmovneq %rbx, %rdi
|
|
; HYBRID-NEXT: notq %rdx
|
|
; HYBRID-NEXT: andq %r10, %rdx
|
|
; HYBRID-NEXT: bsrq %rdx, %rbx
|
|
; HYBRID-NEXT: xorq $63, %rbx
|
|
; HYBRID-NEXT: notq %rsi
|
|
; HYBRID-NEXT: andq %r9, %rsi
|
|
; HYBRID-NEXT: movl $127, %r9d
|
|
; HYBRID-NEXT: bsrq %rsi, %rsi
|
|
; HYBRID-NEXT: cmoveq %r9, %rsi
|
|
; HYBRID-NEXT: xorq $63, %rsi
|
|
; HYBRID-NEXT: addq $64, %rsi
|
|
; HYBRID-NEXT: testq %rdx, %rdx
|
|
; HYBRID-NEXT: cmovneq %rbx, %rsi
|
|
; HYBRID-NEXT: subq $-128, %rsi
|
|
; HYBRID-NEXT: orq %r8, %rcx
|
|
; HYBRID-NEXT: cmovneq %rdi, %rsi
|
|
; HYBRID-NEXT: movq %rsi, (%rax)
|
|
; HYBRID-NEXT: movq $0, 24(%rax)
|
|
; HYBRID-NEXT: movq $0, 16(%rax)
|
|
; HYBRID-NEXT: movq $0, 8(%rax)
|
|
; HYBRID-NEXT: popq %rbx
|
|
; HYBRID-NEXT: retq
|
|
;
|
|
; BURR-LABEL: test3:
|
|
; BURR: # %bb.0:
|
|
; BURR-NEXT: pushq %rbx
|
|
; BURR-NEXT: movq %rdi, %rax
|
|
; BURR-NEXT: xorl %edi, %edi
|
|
; BURR-NEXT: movq %rsi, %r9
|
|
; BURR-NEXT: negq %r9
|
|
; BURR-NEXT: movl $0, %r10d
|
|
; BURR-NEXT: sbbq %rdx, %r10
|
|
; BURR-NEXT: movl $0, %r11d
|
|
; BURR-NEXT: sbbq %rcx, %r11
|
|
; BURR-NEXT: sbbq %r8, %rdi
|
|
; BURR-NEXT: notq %r8
|
|
; BURR-NEXT: andq %rdi, %r8
|
|
; BURR-NEXT: bsrq %r8, %rbx
|
|
; BURR-NEXT: xorq $63, %rbx
|
|
; BURR-NEXT: notq %rcx
|
|
; BURR-NEXT: andq %r11, %rcx
|
|
; BURR-NEXT: bsrq %rcx, %rdi
|
|
; BURR-NEXT: xorq $63, %rdi
|
|
; BURR-NEXT: addq $64, %rdi
|
|
; BURR-NEXT: testq %r8, %r8
|
|
; BURR-NEXT: cmovneq %rbx, %rdi
|
|
; BURR-NEXT: notq %rdx
|
|
; BURR-NEXT: andq %r10, %rdx
|
|
; BURR-NEXT: bsrq %rdx, %rbx
|
|
; BURR-NEXT: xorq $63, %rbx
|
|
; BURR-NEXT: notq %rsi
|
|
; BURR-NEXT: andq %r9, %rsi
|
|
; BURR-NEXT: movl $127, %r9d
|
|
; BURR-NEXT: bsrq %rsi, %rsi
|
|
; BURR-NEXT: cmoveq %r9, %rsi
|
|
; BURR-NEXT: xorq $63, %rsi
|
|
; BURR-NEXT: addq $64, %rsi
|
|
; BURR-NEXT: testq %rdx, %rdx
|
|
; BURR-NEXT: cmovneq %rbx, %rsi
|
|
; BURR-NEXT: subq $-128, %rsi
|
|
; BURR-NEXT: orq %r8, %rcx
|
|
; BURR-NEXT: cmovneq %rdi, %rsi
|
|
; BURR-NEXT: movq %rsi, (%rax)
|
|
; BURR-NEXT: movq $0, 24(%rax)
|
|
; BURR-NEXT: movq $0, 16(%rax)
|
|
; BURR-NEXT: movq $0, 8(%rax)
|
|
; BURR-NEXT: popq %rbx
|
|
; BURR-NEXT: retq
|
|
;
|
|
; SRC-LABEL: test3:
|
|
; SRC: # %bb.0:
|
|
; SRC-NEXT: movq %rdi, %rax
|
|
; SRC-NEXT: movq %rsi, %r9
|
|
; SRC-NEXT: notq %r9
|
|
; SRC-NEXT: xorl %r10d, %r10d
|
|
; SRC-NEXT: negq %rsi
|
|
; SRC-NEXT: movl $0, %r11d
|
|
; SRC-NEXT: sbbq %rdx, %r11
|
|
; SRC-NEXT: notq %rdx
|
|
; SRC-NEXT: movl $0, %edi
|
|
; SRC-NEXT: sbbq %rcx, %rdi
|
|
; SRC-NEXT: notq %rcx
|
|
; SRC-NEXT: sbbq %r8, %r10
|
|
; SRC-NEXT: notq %r8
|
|
; SRC-NEXT: andq %r11, %rdx
|
|
; SRC-NEXT: andq %rdi, %rcx
|
|
; SRC-NEXT: andq %r10, %r8
|
|
; SRC-NEXT: andq %r9, %rsi
|
|
; SRC-NEXT: bsrq %r8, %r9
|
|
; SRC-NEXT: xorq $63, %r9
|
|
; SRC-NEXT: bsrq %rcx, %rdi
|
|
; SRC-NEXT: xorq $63, %rdi
|
|
; SRC-NEXT: addq $64, %rdi
|
|
; SRC-NEXT: testq %r8, %r8
|
|
; SRC-NEXT: cmovneq %r9, %rdi
|
|
; SRC-NEXT: bsrq %rdx, %r9
|
|
; SRC-NEXT: xorq $63, %r9
|
|
; SRC-NEXT: bsrq %rsi, %r10
|
|
; SRC-NEXT: movl $127, %esi
|
|
; SRC-NEXT: cmovneq %r10, %rsi
|
|
; SRC-NEXT: xorq $63, %rsi
|
|
; SRC-NEXT: addq $64, %rsi
|
|
; SRC-NEXT: testq %rdx, %rdx
|
|
; SRC-NEXT: cmovneq %r9, %rsi
|
|
; SRC-NEXT: subq $-128, %rsi
|
|
; SRC-NEXT: orq %rcx, %r8
|
|
; SRC-NEXT: cmovneq %rdi, %rsi
|
|
; SRC-NEXT: movq %rsi, (%rax)
|
|
; SRC-NEXT: movq $0, 24(%rax)
|
|
; SRC-NEXT: movq $0, 16(%rax)
|
|
; SRC-NEXT: movq $0, 8(%rax)
|
|
; SRC-NEXT: retq
|
|
;
|
|
; LIN-LABEL: test3:
|
|
; LIN: # %bb.0:
|
|
; LIN-NEXT: movq %rdi, %rax
|
|
; LIN-NEXT: movq %rsi, %rdi
|
|
; LIN-NEXT: negq %rdi
|
|
; LIN-NEXT: notq %rsi
|
|
; LIN-NEXT: andq %rdi, %rsi
|
|
; LIN-NEXT: bsrq %rsi, %rsi
|
|
; LIN-NEXT: movl $127, %edi
|
|
; LIN-NEXT: cmovneq %rsi, %rdi
|
|
; LIN-NEXT: xorq $63, %rdi
|
|
; LIN-NEXT: addq $64, %rdi
|
|
; LIN-NEXT: xorl %r9d, %r9d
|
|
; LIN-NEXT: movl $0, %esi
|
|
; LIN-NEXT: sbbq %rdx, %rsi
|
|
; LIN-NEXT: notq %rdx
|
|
; LIN-NEXT: andq %rsi, %rdx
|
|
; LIN-NEXT: bsrq %rdx, %rsi
|
|
; LIN-NEXT: xorq $63, %rsi
|
|
; LIN-NEXT: testq %rdx, %rdx
|
|
; LIN-NEXT: cmoveq %rdi, %rsi
|
|
; LIN-NEXT: subq $-128, %rsi
|
|
; LIN-NEXT: movl $0, %edx
|
|
; LIN-NEXT: sbbq %rcx, %rdx
|
|
; LIN-NEXT: notq %rcx
|
|
; LIN-NEXT: andq %rdx, %rcx
|
|
; LIN-NEXT: bsrq %rcx, %rdx
|
|
; LIN-NEXT: xorq $63, %rdx
|
|
; LIN-NEXT: addq $64, %rdx
|
|
; LIN-NEXT: sbbq %r8, %r9
|
|
; LIN-NEXT: notq %r8
|
|
; LIN-NEXT: andq %r9, %r8
|
|
; LIN-NEXT: bsrq %r8, %rdi
|
|
; LIN-NEXT: xorq $63, %rdi
|
|
; LIN-NEXT: testq %r8, %r8
|
|
; LIN-NEXT: cmoveq %rdx, %rdi
|
|
; LIN-NEXT: orq %rcx, %r8
|
|
; LIN-NEXT: cmoveq %rsi, %rdi
|
|
; LIN-NEXT: movq %rdi, (%rax)
|
|
; LIN-NEXT: movq $0, 8(%rax)
|
|
; LIN-NEXT: movq $0, 16(%rax)
|
|
; LIN-NEXT: movq $0, 24(%rax)
|
|
; LIN-NEXT: retq
|
|
%m = sub i256 -1, %n
|
|
%x = sub i256 0, %n
|
|
%y = and i256 %x, %m
|
|
%z = call i256 @llvm.ctlz.i256(i256 %y, i1 false)
|
|
ret i256 %z
|
|
}
|
|
|
|
declare i256 @llvm.ctlz.i256(i256, i1) nounwind readnone
|
|
|
|
define i64 @test4(i64 %a, i64 %b) nounwind {
|
|
; ILP-LABEL: test4:
|
|
; ILP: # %bb.0:
|
|
; ILP-NEXT: xorl %ecx, %ecx
|
|
; ILP-NEXT: xorl %edx, %edx
|
|
; ILP-NEXT: addq $1, %rsi
|
|
; ILP-NEXT: setb %dl
|
|
; ILP-NEXT: movl $2, %eax
|
|
; ILP-NEXT: cmpq %rdi, %rsi
|
|
; ILP-NEXT: sbbq $0, %rdx
|
|
; ILP-NEXT: movl $0, %edx
|
|
; ILP-NEXT: sbbq $0, %rdx
|
|
; ILP-NEXT: sbbq $0, %rcx
|
|
; ILP-NEXT: setae %cl
|
|
; ILP-NEXT: movzbl %cl, %ecx
|
|
; ILP-NEXT: subq %rcx, %rax
|
|
; ILP-NEXT: retq
|
|
;
|
|
; HYBRID-LABEL: test4:
|
|
; HYBRID: # %bb.0:
|
|
; HYBRID-NEXT: xorl %eax, %eax
|
|
; HYBRID-NEXT: xorl %ecx, %ecx
|
|
; HYBRID-NEXT: addq $1, %rsi
|
|
; HYBRID-NEXT: setb %cl
|
|
; HYBRID-NEXT: cmpq %rdi, %rsi
|
|
; HYBRID-NEXT: sbbq $0, %rcx
|
|
; HYBRID-NEXT: movl $0, %ecx
|
|
; HYBRID-NEXT: sbbq $0, %rcx
|
|
; HYBRID-NEXT: sbbq $0, %rax
|
|
; HYBRID-NEXT: setae %al
|
|
; HYBRID-NEXT: movzbl %al, %ecx
|
|
; HYBRID-NEXT: movl $2, %eax
|
|
; HYBRID-NEXT: subq %rcx, %rax
|
|
; HYBRID-NEXT: retq
|
|
;
|
|
; BURR-LABEL: test4:
|
|
; BURR: # %bb.0:
|
|
; BURR-NEXT: xorl %eax, %eax
|
|
; BURR-NEXT: xorl %ecx, %ecx
|
|
; BURR-NEXT: addq $1, %rsi
|
|
; BURR-NEXT: setb %cl
|
|
; BURR-NEXT: cmpq %rdi, %rsi
|
|
; BURR-NEXT: sbbq $0, %rcx
|
|
; BURR-NEXT: movl $0, %ecx
|
|
; BURR-NEXT: sbbq $0, %rcx
|
|
; BURR-NEXT: sbbq $0, %rax
|
|
; BURR-NEXT: setae %al
|
|
; BURR-NEXT: movzbl %al, %ecx
|
|
; BURR-NEXT: movl $2, %eax
|
|
; BURR-NEXT: subq %rcx, %rax
|
|
; BURR-NEXT: retq
|
|
;
|
|
; SRC-LABEL: test4:
|
|
; SRC: # %bb.0:
|
|
; SRC-NEXT: xorl %eax, %eax
|
|
; SRC-NEXT: addq $1, %rsi
|
|
; SRC-NEXT: setb %al
|
|
; SRC-NEXT: xorl %ecx, %ecx
|
|
; SRC-NEXT: cmpq %rdi, %rsi
|
|
; SRC-NEXT: sbbq $0, %rax
|
|
; SRC-NEXT: movl $0, %eax
|
|
; SRC-NEXT: sbbq $0, %rax
|
|
; SRC-NEXT: sbbq $0, %rcx
|
|
; SRC-NEXT: setae %al
|
|
; SRC-NEXT: movzbl %al, %ecx
|
|
; SRC-NEXT: movl $2, %eax
|
|
; SRC-NEXT: subq %rcx, %rax
|
|
; SRC-NEXT: retq
|
|
;
|
|
; LIN-LABEL: test4:
|
|
; LIN: # %bb.0:
|
|
; LIN-NEXT: movl $2, %eax
|
|
; LIN-NEXT: xorl %ecx, %ecx
|
|
; LIN-NEXT: xorl %edx, %edx
|
|
; LIN-NEXT: addq $1, %rsi
|
|
; LIN-NEXT: setb %dl
|
|
; LIN-NEXT: cmpq %rdi, %rsi
|
|
; LIN-NEXT: sbbq $0, %rdx
|
|
; LIN-NEXT: movl $0, %edx
|
|
; LIN-NEXT: sbbq $0, %rdx
|
|
; LIN-NEXT: sbbq $0, %rcx
|
|
; LIN-NEXT: setae %cl
|
|
; LIN-NEXT: movzbl %cl, %ecx
|
|
; LIN-NEXT: subq %rcx, %rax
|
|
; LIN-NEXT: retq
|
|
%r = zext i64 %b to i256
|
|
%u = add i256 %r, 1
|
|
%w = and i256 %u, 1461501637330902918203684832716283019655932542975
|
|
%x = zext i64 %a to i256
|
|
%c = icmp uge i256 %w, %x
|
|
%y = select i1 %c, i64 0, i64 1
|
|
%z = add i64 %y, 1
|
|
ret i64 %z
|
|
}
|
|
|
|
define i256 @PR25498(i256 %a) nounwind {
|
|
; ILP-LABEL: PR25498:
|
|
; ILP: # %bb.0:
|
|
; ILP-NEXT: pushq %rbx
|
|
; ILP-NEXT: movq %rdi, %rax
|
|
; ILP-NEXT: xorl %r9d, %r9d
|
|
; ILP-NEXT: movq %rsi, %rbx
|
|
; ILP-NEXT: negq %rbx
|
|
; ILP-NEXT: movl $0, %r11d
|
|
; ILP-NEXT: sbbq %rdx, %r11
|
|
; ILP-NEXT: movl $0, %r10d
|
|
; ILP-NEXT: sbbq %rcx, %r10
|
|
; ILP-NEXT: movl $0, %edi
|
|
; ILP-NEXT: sbbq %r8, %rdi
|
|
; ILP-NEXT: orq %r8, %rdx
|
|
; ILP-NEXT: orq %rcx, %rsi
|
|
; ILP-NEXT: orq %rdx, %rsi
|
|
; ILP-NEXT: je .LBB4_1
|
|
; ILP-NEXT: # %bb.2: # %cond.false
|
|
; ILP-NEXT: bsrq %r11, %rdx
|
|
; ILP-NEXT: bsrq %rdi, %rcx
|
|
; ILP-NEXT: xorq $63, %rcx
|
|
; ILP-NEXT: bsrq %r10, %rsi
|
|
; ILP-NEXT: xorq $63, %rsi
|
|
; ILP-NEXT: addq $64, %rsi
|
|
; ILP-NEXT: testq %rdi, %rdi
|
|
; ILP-NEXT: cmovneq %rcx, %rsi
|
|
; ILP-NEXT: xorq $63, %rdx
|
|
; ILP-NEXT: bsrq %rbx, %rcx
|
|
; ILP-NEXT: xorq $63, %rcx
|
|
; ILP-NEXT: addq $64, %rcx
|
|
; ILP-NEXT: testq %r11, %r11
|
|
; ILP-NEXT: cmovneq %rdx, %rcx
|
|
; ILP-NEXT: subq $-128, %rcx
|
|
; ILP-NEXT: xorl %r9d, %r9d
|
|
; ILP-NEXT: orq %rdi, %r10
|
|
; ILP-NEXT: cmovneq %rsi, %rcx
|
|
; ILP-NEXT: jmp .LBB4_3
|
|
; ILP-NEXT: .LBB4_1:
|
|
; ILP-NEXT: movl $256, %ecx # imm = 0x100
|
|
; ILP-NEXT: .LBB4_3: # %cond.end
|
|
; ILP-NEXT: movq %rcx, (%rax)
|
|
; ILP-NEXT: movq %r9, 8(%rax)
|
|
; ILP-NEXT: movq %r9, 16(%rax)
|
|
; ILP-NEXT: movq %r9, 24(%rax)
|
|
; ILP-NEXT: popq %rbx
|
|
; ILP-NEXT: retq
|
|
;
|
|
; HYBRID-LABEL: PR25498:
|
|
; HYBRID: # %bb.0:
|
|
; HYBRID-NEXT: pushq %rbx
|
|
; HYBRID-NEXT: movq %rdi, %rax
|
|
; HYBRID-NEXT: xorl %r9d, %r9d
|
|
; HYBRID-NEXT: movq %rsi, %rbx
|
|
; HYBRID-NEXT: negq %rbx
|
|
; HYBRID-NEXT: movl $0, %r11d
|
|
; HYBRID-NEXT: sbbq %rdx, %r11
|
|
; HYBRID-NEXT: movl $0, %r10d
|
|
; HYBRID-NEXT: sbbq %rcx, %r10
|
|
; HYBRID-NEXT: movl $0, %edi
|
|
; HYBRID-NEXT: sbbq %r8, %rdi
|
|
; HYBRID-NEXT: orq %r8, %rdx
|
|
; HYBRID-NEXT: orq %rcx, %rsi
|
|
; HYBRID-NEXT: orq %rdx, %rsi
|
|
; HYBRID-NEXT: je .LBB4_1
|
|
; HYBRID-NEXT: # %bb.2: # %cond.false
|
|
; HYBRID-NEXT: bsrq %rdi, %rcx
|
|
; HYBRID-NEXT: xorq $63, %rcx
|
|
; HYBRID-NEXT: bsrq %r10, %rdx
|
|
; HYBRID-NEXT: xorq $63, %rdx
|
|
; HYBRID-NEXT: addq $64, %rdx
|
|
; HYBRID-NEXT: testq %rdi, %rdi
|
|
; HYBRID-NEXT: cmovneq %rcx, %rdx
|
|
; HYBRID-NEXT: bsrq %r11, %rsi
|
|
; HYBRID-NEXT: xorq $63, %rsi
|
|
; HYBRID-NEXT: bsrq %rbx, %rcx
|
|
; HYBRID-NEXT: xorq $63, %rcx
|
|
; HYBRID-NEXT: addq $64, %rcx
|
|
; HYBRID-NEXT: testq %r11, %r11
|
|
; HYBRID-NEXT: cmovneq %rsi, %rcx
|
|
; HYBRID-NEXT: subq $-128, %rcx
|
|
; HYBRID-NEXT: orq %rdi, %r10
|
|
; HYBRID-NEXT: cmovneq %rdx, %rcx
|
|
; HYBRID-NEXT: xorl %r9d, %r9d
|
|
; HYBRID-NEXT: jmp .LBB4_3
|
|
; HYBRID-NEXT: .LBB4_1:
|
|
; HYBRID-NEXT: movl $256, %ecx # imm = 0x100
|
|
; HYBRID-NEXT: .LBB4_3: # %cond.end
|
|
; HYBRID-NEXT: movq %rcx, (%rax)
|
|
; HYBRID-NEXT: movq %r9, 8(%rax)
|
|
; HYBRID-NEXT: movq %r9, 16(%rax)
|
|
; HYBRID-NEXT: movq %r9, 24(%rax)
|
|
; HYBRID-NEXT: popq %rbx
|
|
; HYBRID-NEXT: retq
|
|
;
|
|
; BURR-LABEL: PR25498:
|
|
; BURR: # %bb.0:
|
|
; BURR-NEXT: pushq %rbx
|
|
; BURR-NEXT: movq %rdi, %rax
|
|
; BURR-NEXT: xorl %r9d, %r9d
|
|
; BURR-NEXT: movq %rsi, %rbx
|
|
; BURR-NEXT: negq %rbx
|
|
; BURR-NEXT: movl $0, %r11d
|
|
; BURR-NEXT: sbbq %rdx, %r11
|
|
; BURR-NEXT: movl $0, %r10d
|
|
; BURR-NEXT: sbbq %rcx, %r10
|
|
; BURR-NEXT: movl $0, %edi
|
|
; BURR-NEXT: sbbq %r8, %rdi
|
|
; BURR-NEXT: orq %r8, %rdx
|
|
; BURR-NEXT: orq %rcx, %rsi
|
|
; BURR-NEXT: orq %rdx, %rsi
|
|
; BURR-NEXT: je .LBB4_1
|
|
; BURR-NEXT: # %bb.2: # %cond.false
|
|
; BURR-NEXT: bsrq %rdi, %rcx
|
|
; BURR-NEXT: xorq $63, %rcx
|
|
; BURR-NEXT: bsrq %r10, %rdx
|
|
; BURR-NEXT: xorq $63, %rdx
|
|
; BURR-NEXT: addq $64, %rdx
|
|
; BURR-NEXT: testq %rdi, %rdi
|
|
; BURR-NEXT: cmovneq %rcx, %rdx
|
|
; BURR-NEXT: bsrq %r11, %rsi
|
|
; BURR-NEXT: xorq $63, %rsi
|
|
; BURR-NEXT: bsrq %rbx, %rcx
|
|
; BURR-NEXT: xorq $63, %rcx
|
|
; BURR-NEXT: addq $64, %rcx
|
|
; BURR-NEXT: testq %r11, %r11
|
|
; BURR-NEXT: cmovneq %rsi, %rcx
|
|
; BURR-NEXT: subq $-128, %rcx
|
|
; BURR-NEXT: orq %rdi, %r10
|
|
; BURR-NEXT: cmovneq %rdx, %rcx
|
|
; BURR-NEXT: xorl %r9d, %r9d
|
|
; BURR-NEXT: jmp .LBB4_3
|
|
; BURR-NEXT: .LBB4_1:
|
|
; BURR-NEXT: movl $256, %ecx # imm = 0x100
|
|
; BURR-NEXT: .LBB4_3: # %cond.end
|
|
; BURR-NEXT: movq %rcx, (%rax)
|
|
; BURR-NEXT: movq %r9, 8(%rax)
|
|
; BURR-NEXT: movq %r9, 16(%rax)
|
|
; BURR-NEXT: movq %r9, 24(%rax)
|
|
; BURR-NEXT: popq %rbx
|
|
; BURR-NEXT: retq
|
|
;
|
|
; SRC-LABEL: PR25498:
|
|
; SRC: # %bb.0:
|
|
; SRC-NEXT: pushq %rbx
|
|
; SRC-NEXT: movq %rdi, %rax
|
|
; SRC-NEXT: xorl %r9d, %r9d
|
|
; SRC-NEXT: movq %rsi, %rbx
|
|
; SRC-NEXT: negq %rbx
|
|
; SRC-NEXT: movl $0, %r11d
|
|
; SRC-NEXT: sbbq %rdx, %r11
|
|
; SRC-NEXT: movl $0, %r10d
|
|
; SRC-NEXT: sbbq %rcx, %r10
|
|
; SRC-NEXT: movl $0, %edi
|
|
; SRC-NEXT: sbbq %r8, %rdi
|
|
; SRC-NEXT: orq %r8, %rdx
|
|
; SRC-NEXT: orq %rcx, %rsi
|
|
; SRC-NEXT: orq %rdx, %rsi
|
|
; SRC-NEXT: je .LBB4_1
|
|
; SRC-NEXT: # %bb.2: # %cond.false
|
|
; SRC-NEXT: bsrq %rdi, %rcx
|
|
; SRC-NEXT: xorq $63, %rcx
|
|
; SRC-NEXT: bsrq %r10, %rdx
|
|
; SRC-NEXT: xorq $63, %rdx
|
|
; SRC-NEXT: addq $64, %rdx
|
|
; SRC-NEXT: testq %rdi, %rdi
|
|
; SRC-NEXT: cmovneq %rcx, %rdx
|
|
; SRC-NEXT: bsrq %r11, %rsi
|
|
; SRC-NEXT: xorq $63, %rsi
|
|
; SRC-NEXT: bsrq %rbx, %rcx
|
|
; SRC-NEXT: xorq $63, %rcx
|
|
; SRC-NEXT: addq $64, %rcx
|
|
; SRC-NEXT: testq %r11, %r11
|
|
; SRC-NEXT: cmovneq %rsi, %rcx
|
|
; SRC-NEXT: subq $-128, %rcx
|
|
; SRC-NEXT: orq %rdi, %r10
|
|
; SRC-NEXT: cmovneq %rdx, %rcx
|
|
; SRC-NEXT: xorl %r9d, %r9d
|
|
; SRC-NEXT: jmp .LBB4_3
|
|
; SRC-NEXT: .LBB4_1:
|
|
; SRC-NEXT: movl $256, %ecx # imm = 0x100
|
|
; SRC-NEXT: .LBB4_3: # %cond.end
|
|
; SRC-NEXT: movq %rcx, (%rax)
|
|
; SRC-NEXT: movq %r9, 8(%rax)
|
|
; SRC-NEXT: movq %r9, 16(%rax)
|
|
; SRC-NEXT: movq %r9, 24(%rax)
|
|
; SRC-NEXT: popq %rbx
|
|
; SRC-NEXT: retq
|
|
;
|
|
; LIN-LABEL: PR25498:
|
|
; LIN: # %bb.0:
|
|
; LIN-NEXT: pushq %rbx
|
|
; LIN-NEXT: movq %rdi, %rax
|
|
; LIN-NEXT: movq %rsi, %rbx
|
|
; LIN-NEXT: negq %rbx
|
|
; LIN-NEXT: xorl %r9d, %r9d
|
|
; LIN-NEXT: movl $0, %edi
|
|
; LIN-NEXT: sbbq %rdx, %rdi
|
|
; LIN-NEXT: movl $0, %r10d
|
|
; LIN-NEXT: sbbq %rcx, %r10
|
|
; LIN-NEXT: movl $0, %r11d
|
|
; LIN-NEXT: sbbq %r8, %r11
|
|
; LIN-NEXT: orq %rcx, %rsi
|
|
; LIN-NEXT: orq %r8, %rdx
|
|
; LIN-NEXT: orq %rsi, %rdx
|
|
; LIN-NEXT: je .LBB4_1
|
|
; LIN-NEXT: # %bb.2: # %cond.false
|
|
; LIN-NEXT: bsrq %rbx, %rcx
|
|
; LIN-NEXT: xorq $63, %rcx
|
|
; LIN-NEXT: addq $64, %rcx
|
|
; LIN-NEXT: bsrq %rdi, %rdx
|
|
; LIN-NEXT: xorq $63, %rdx
|
|
; LIN-NEXT: testq %rdi, %rdi
|
|
; LIN-NEXT: cmoveq %rcx, %rdx
|
|
; LIN-NEXT: subq $-128, %rdx
|
|
; LIN-NEXT: bsrq %r10, %rsi
|
|
; LIN-NEXT: xorq $63, %rsi
|
|
; LIN-NEXT: addq $64, %rsi
|
|
; LIN-NEXT: bsrq %r11, %rcx
|
|
; LIN-NEXT: xorq $63, %rcx
|
|
; LIN-NEXT: testq %r11, %r11
|
|
; LIN-NEXT: cmoveq %rsi, %rcx
|
|
; LIN-NEXT: orq %r11, %r10
|
|
; LIN-NEXT: cmoveq %rdx, %rcx
|
|
; LIN-NEXT: xorl %r9d, %r9d
|
|
; LIN-NEXT: jmp .LBB4_3
|
|
; LIN-NEXT: .LBB4_1:
|
|
; LIN-NEXT: movl $256, %ecx # imm = 0x100
|
|
; LIN-NEXT: .LBB4_3: # %cond.end
|
|
; LIN-NEXT: movq %rcx, (%rax)
|
|
; LIN-NEXT: movq %r9, 8(%rax)
|
|
; LIN-NEXT: movq %r9, 16(%rax)
|
|
; LIN-NEXT: movq %r9, 24(%rax)
|
|
; LIN-NEXT: popq %rbx
|
|
; LIN-NEXT: retq
|
|
%b = sub i256 0, %a
|
|
%cmpz = icmp eq i256 %b, 0
|
|
br i1 %cmpz, label %cond.end, label %cond.false
|
|
|
|
cond.false:
|
|
%d = call i256 @llvm.ctlz.i256(i256 %b, i1 true)
|
|
br label %cond.end
|
|
|
|
cond.end:
|
|
%ctz = phi i256 [ 256, %0 ], [ %d, %cond.false ]
|
|
ret i256 %ctz
|
|
}
|
|
|