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e6b89910eb
output As part of the unification of the debug format and the MIR format, always use `printReg` to print all kinds of registers. Updated the tests using '_' instead of '%noreg' until we decide which one we want to be the default one. Differential Revision: https://reviews.llvm.org/D40421 git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@319445 91177308-0d34-0410-b5e6-96231b3b80d8
45 lines
1.1 KiB
YAML
45 lines
1.1 KiB
YAML
# RUN: llc -mtriple=s390x-linux-gnu -mcpu=z10 -no-integrated-as -start-after=block-placement %s -o - | FileCheck %s
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# Test that LTEBR is used without an unnecessary LER
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--- |
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define float @f15(float %val, float %dummy, float* %dest) {
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entry:
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call void asm sideeffect "blah $0", "{f2}"(float %val)
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%cmp = fcmp olt float %val, 0.000000e+00
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br i1 %cmp, label %exit, label %store
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store: ; preds = %entry
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store float %val, float* %dest
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br label %exit
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exit: ; preds = %store, %entry
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ret float %val
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}
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...
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# CHECK: ltebr %f2, %f0
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---
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name: f15
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tracksRegLiveness: true
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liveins:
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- { reg: '%f0s', virtual-reg: '' }
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- { reg: '%r2d', virtual-reg: '' }
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body: |
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bb.0.entry:
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liveins: %f0s, %r2d
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LTEBRCompare %f0s, %f0s, implicit-def %cc
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%f2s = LER %f0s
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INLINEASM $"blah $0", 1, 9, %f2s
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CondReturn 15, 4, implicit %f0s, implicit %cc
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bb.1.store:
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liveins: %f0s, %r2d
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STE %f0s, killed %r2d, 0, %noreg :: (store 4 into %ir.dest)
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Return implicit %f0s
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...
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