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Diffstat (limited to 'test/CodeGen/X86/misched-copy.ll')
| -rw-r--r-- | test/CodeGen/X86/misched-copy.ll | 49 |
1 files changed, 0 insertions, 49 deletions
diff --git a/test/CodeGen/X86/misched-copy.ll b/test/CodeGen/X86/misched-copy.ll deleted file mode 100644 index 7abd157f147a..000000000000 --- a/test/CodeGen/X86/misched-copy.ll +++ /dev/null @@ -1,49 +0,0 @@ -; REQUIRES: asserts -; RUN: llc < %s -verify-machineinstrs -march=x86 -mcpu=core2 -pre-RA-sched=source -enable-misched -verify-misched -debug-only=machine-scheduler -o - 2>&1 > /dev/null | FileCheck %s -; -; Test scheduling of copy instructions. -; -; Argument copies should be hoisted to the top of the block. -; Return copies should be sunk to the end. -; MUL_HiLo PhysReg use copies should be just above the mul. -; MUL_HiLo PhysReg def copies should be just below the mul. -; -; CHECK: *** Final schedule for BB#1 *** -; CHECK: %EAX<def> = COPY -; CHECK-NEXT: MUL32r %vreg{{[0-9]+}}, %EAX<imp-def>, %EDX<imp-def>, %EFLAGS<imp-def,dead>, %EAX<imp-use>; -; CHECK-NEXT: COPY %E{{[AD]}}X -; CHECK-NEXT: COPY %E{{[AD]}}X -; CHECK: DIVSSrm -define i64 @mulhoist(i32 %a, i32 %b) #0 { -entry: - br label %body - -body: - %convb = sitofp i32 %b to float - ; Generates an iMUL64r to legalize types. - %aa = zext i32 %a to i64 - %mul = mul i64 %aa, 74383 - ; Do some dependent long latency stuff. - %trunc = trunc i64 %mul to i32 - %convm = sitofp i32 %trunc to float - %divm = fdiv float %convm, 0.75 - ;%addmb = fadd float %divm, %convb - ;%divmb = fdiv float %addmb, 0.125 - ; Do some independent long latency stuff. - %conva = sitofp i32 %a to float - %diva = fdiv float %conva, 0.75 - %addab = fadd float %diva, %convb - %divab = fdiv float %addab, 0.125 - br label %end - -end: - %val = fptosi float %divab to i64 - %add = add i64 %mul, %val - ret i64 %add -} - -attributes #0 = { nounwind ssp uwtable "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "unsafe-fp-math"="false" "use-soft-float"="false" } - -!0 = !{!"float", !1} -!1 = !{!"omnipotent char", !2} -!2 = !{!"Simple C/C++ TBAA"} |
