53 lines
1.6 KiB
LLVM
53 lines
1.6 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc -mtriple=i686-- -verify-machineinstrs < %s | FileCheck %s
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define i32 @duplicate_normal_and_indirect_dest(i32 %a) {
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; CHECK-LABEL: duplicate_normal_and_indirect_dest:
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; CHECK: # %bb.0: # %entry
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; CHECK-NEXT: movl {{[0-9]+}}(%esp), %eax
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; CHECK-NEXT: addl $4, %eax
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; CHECK-NEXT: #APP
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; CHECK-NEXT: xorl %eax, %eax
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; CHECK-NEXT: jmp .LBB0_1
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; CHECK-NEXT: #NO_APP
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; CHECK-NEXT: .LBB0_1: # Block address taken
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; CHECK-NEXT: # %fail
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; CHECK-NEXT: # Label of block must be emitted
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; CHECK-NEXT: movl $1, %eax
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; CHECK-NEXT: retl
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entry:
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%0 = add i32 %a, 4
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callbr void asm "xorl $0, $0; jmp ${1:l}", "r,!i,~{dirflag},~{fpsr},~{flags}"(i32 %0) to label %fail [label %fail]
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fail:
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ret i32 1
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}
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define i32 @duplicate_indirect_dest(i32 %a) {
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; CHECK-LABEL: duplicate_indirect_dest:
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; CHECK: # %bb.0: # %entry
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; CHECK-NEXT: movl {{[0-9]+}}(%esp), %eax
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; CHECK-NEXT: addl $4, %eax
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; CHECK-NEXT: #APP
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; CHECK-NEXT: xorl %eax, %eax
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; CHECK-NEXT: jmp .LBB1_2
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; CHECK-NEXT: jmp .LBB1_2
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; CHECK-NEXT: #NO_APP
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; CHECK-NEXT: # %bb.1: # %normal
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; CHECK-NEXT: retl
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; CHECK-NEXT: .LBB1_2: # Block address taken
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; CHECK-NEXT: # %fail
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; CHECK-NEXT: # Label of block must be emitted
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; CHECK-NEXT: movl $1, %eax
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; CHECK-NEXT: retl
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entry:
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%0 = add i32 %a, 4
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callbr void asm "xorl $0, $0; jmp ${1:l}; jmp ${2:l}", "r,!i,!i,~{dirflag},~{fpsr},~{flags}"(i32 %0) to label %normal [label %fail, label %fail]
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normal:
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ret i32 %0
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fail:
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ret i32 1
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}
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