forked from OSchip/llvm-project
85 lines
2.1 KiB
LLVM
85 lines
2.1 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc < %s -mtriple=i686-- | FileCheck %s
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; Don't duplicate the load.
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define fastcc i32 @foo(i32* %p) nounwind {
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; CHECK-LABEL: foo:
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; CHECK: # %bb.0:
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; CHECK-NEXT: movl (%ecx), %eax
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; CHECK-NEXT: andl $10, %eax
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; CHECK-NEXT: je .LBB0_2
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; CHECK-NEXT: # %bb.1: # %bb63
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; CHECK-NEXT: retl
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; CHECK-NEXT: .LBB0_2: # %bb76
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; CHECK-NEXT: xorl %eax, %eax
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; CHECK-NEXT: retl
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%t0 = load i32, i32* %p
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%t2 = and i32 %t0, 10
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%t3 = icmp ne i32 %t2, 0
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br i1 %t3, label %bb63, label %bb76
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bb63:
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ret i32 %t2
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bb76:
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ret i32 0
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}
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define fastcc double @bar(i32 %hash, double %x, double %y) nounwind {
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; CHECK-LABEL: bar:
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; CHECK: # %bb.0: # %entry
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; CHECK-NEXT: pushl %ebp
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; CHECK-NEXT: movl %esp, %ebp
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; CHECK-NEXT: andl $-8, %esp
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; CHECK-NEXT: fldl 16(%ebp)
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; CHECK-NEXT: fldl 8(%ebp)
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; CHECK-NEXT: movl %ecx, %eax
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; CHECK-NEXT: andl $15, %eax
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; CHECK-NEXT: cmpl $8, %eax
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; CHECK-NEXT: jb .LBB1_2
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; CHECK-NEXT: # %bb.1: # %bb10
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; CHECK-NEXT: testb $1, %cl
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; CHECK-NEXT: je .LBB1_3
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; CHECK-NEXT: .LBB1_2: # %bb11
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; CHECK-NEXT: fchs
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; CHECK-NEXT: .LBB1_3: # %bb13
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; CHECK-NEXT: testb $2, %cl
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; CHECK-NEXT: je .LBB1_5
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; CHECK-NEXT: # %bb.4: # %bb14
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; CHECK-NEXT: fxch %st(1)
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; CHECK-NEXT: fchs
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; CHECK-NEXT: fxch %st(1)
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; CHECK-NEXT: .LBB1_5: # %bb16
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; CHECK-NEXT: faddp %st(1)
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; CHECK-NEXT: movl %ebp, %esp
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; CHECK-NEXT: popl %ebp
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; CHECK-NEXT: retl
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entry:
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%0 = and i32 %hash, 15
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%1 = icmp ult i32 %0, 8
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br i1 %1, label %bb11, label %bb10
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bb10:
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%2 = and i32 %hash, 1
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%3 = icmp eq i32 %2, 0
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br i1 %3, label %bb13, label %bb11
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bb11:
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%4 = fsub double -0.000000e+00, %x
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br label %bb13
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bb13:
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%iftmp.9.0 = phi double [ %4, %bb11 ], [ %x, %bb10 ]
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%5 = and i32 %hash, 2
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%6 = icmp eq i32 %5, 0
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br i1 %6, label %bb16, label %bb14
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bb14:
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%7 = fsub double -0.000000e+00, %y
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br label %bb16
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bb16:
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%iftmp.10.0 = phi double [ %7, %bb14 ], [ %y, %bb13 ]
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%8 = fadd double %iftmp.9.0, %iftmp.10.0
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ret double %8
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}
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