48 lines
1.4 KiB
LLVM
48 lines
1.4 KiB
LLVM
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; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc -verify-machineinstrs -mtriple=powerpc64-ibm-aix \
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; RUN: -mcpu=pwr7 < %s | FileCheck %s
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; RUN: llc -verify-machineinstrs -mtriple=powerpc64le-unknown-linux \
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; RUN: -mcpu=pwr8 < %s | FileCheck %s
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; RUN: llc < %s -mtriple powerpc64le-unknown-linux -debug-only=machine-scheduler \
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; RUN: 2>&1 | FileCheck %s --check-prefix=LOG
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; REQUIRES: asserts
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define dso_local void @test_builtin_ppc_fence() {
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; CHECK-LABEL: test_builtin_ppc_fence:
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; CHECK: # %bb.0: # %entry
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; CHECK-NEXT: #FENCE
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; CHECK-NEXT: blr
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entry:
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call void @llvm.ppc.fence()
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ret void
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}
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declare void @llvm.ppc.fence()
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; LOG: ***** MI Scheduling *****
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; LOG-NEXT: motion:%bb.0 entry
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; LOG: ExitSU: FENCE implicit-def dead $rm
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; LOG: ***** MI Scheduling *****
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; LOG-NEXT: motion:%bb.0 entry
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; LOG: ExitSU: FENCE implicit-def dead $rm
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;
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; LOG: ***** MI Scheduling *****
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; LOG-NEXT: motion:%bb.0 entry
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; LOG: ExitSU: FENCE implicit-def dead $rm
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; LOG: ***** MI Scheduling *****
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; LOG-NEXT: motion:%bb.0 entry
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; LOG: ExitSU: FENCE implicit-def dead $rm
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define double @motion(double %a, double %b, double %c, double %d) {
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entry:
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%0 = fdiv double %a, %b
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%1 = fdiv double %b, %d
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call void @llvm.ppc.fence()
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%2 = fdiv double %c, %d
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%3 = fdiv double %a, %c
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call void @llvm.ppc.fence()
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%4 = fadd double %0, %1
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%5 = fadd double %2, %3
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%6 = fsub double %4, %5
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ret double %6
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}
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