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llvm-mirror/test/CodeGen/PowerPC/no-extra-fp-conv-ldst.ll
Ehsan Amiri db43217a24 Adding -verify-machineinstrs option to PowerPC tests
Currently we have a number of tests that fail with -verify-machineinstrs.
To detect this cases earlier we add the option to the testcases with the
exception of tests that will currently fail with this option. PR 27456 keeps
track of this failures.

No code review, as discussed with Hal Finkel.

llvm-svn: 277624
2016-08-03 18:17:35 +00:00

97 lines
2.3 KiB
LLVM

; RUN: llc -verify-machineinstrs -mcpu=a2 < %s | FileCheck %s
target datalayout = "E-m:e-i64:64-n32:64"
target triple = "powerpc64-unknown-linux-gnu"
; Function Attrs: nounwind readonly
define double @test1(i64* nocapture readonly %x) #0 {
entry:
%0 = load i64, i64* %x, align 8
%conv = sitofp i64 %0 to double
ret double %conv
; CHECK-LABEL: @test1
; CHECK: lfd [[REG1:[0-9]+]], 0(3)
; CHECK: fcfid 1, [[REG1]]
; CHECK: blr
}
; Function Attrs: nounwind readonly
define double @test2(i32* nocapture readonly %x) #0 {
entry:
%0 = load i32, i32* %x, align 4
%conv = sitofp i32 %0 to double
ret double %conv
; CHECK-LABEL: @test2
; CHECK: lfiwax [[REG1:[0-9]+]], 0, 3
; CHECK: fcfid 1, [[REG1]]
; CHECK: blr
}
; Function Attrs: nounwind readnone
define float @foo(float %X) #0 {
entry:
%conv = fptosi float %X to i32
%conv1 = sitofp i32 %conv to float
ret float %conv1
; CHECK-LABEL: @foo
; CHECK-DAG: fctiwz [[REG2:[0-9]+]], 1
; CHECK-DAG: addi [[REG1:[0-9]+]], 1,
; CHECK: stfiwx [[REG2]], 0, [[REG1]]
; CHECK: lfiwax [[REG3:[0-9]+]], 0, [[REG1]]
; CHECK: fcfids 1, [[REG3]]
; CHECK: blr
}
; Function Attrs: nounwind readnone
define double @food(double %X) #0 {
entry:
%conv = fptosi double %X to i32
%conv1 = sitofp i32 %conv to double
ret double %conv1
; CHECK-LABEL: @food
; CHECK-DAG: fctiwz [[REG2:[0-9]+]], 1
; CHECK-DAG: addi [[REG1:[0-9]+]], 1,
; CHECK: stfiwx [[REG2]], 0, [[REG1]]
; CHECK: lfiwax [[REG3:[0-9]+]], 0, [[REG1]]
; CHECK: fcfid 1, [[REG3]]
; CHECK: blr
}
; Function Attrs: nounwind readnone
define float @foou(float %X) #0 {
entry:
%conv = fptoui float %X to i32
%conv1 = uitofp i32 %conv to float
ret float %conv1
; CHECK-LABEL: @foou
; CHECK-DAG: fctiwuz [[REG2:[0-9]+]], 1
; CHECK-DAG: addi [[REG1:[0-9]+]], 1,
; CHECK: stfiwx [[REG2]], 0, [[REG1]]
; CHECK: lfiwzx [[REG3:[0-9]+]], 0, [[REG1]]
; CHECK: fcfidus 1, [[REG3]]
; CHECK: blr
}
; Function Attrs: nounwind readnone
define double @fooud(double %X) #0 {
entry:
%conv = fptoui double %X to i32
%conv1 = uitofp i32 %conv to double
ret double %conv1
; CHECK-LABEL: @fooud
; CHECK-DAG: fctiwuz [[REG2:[0-9]+]], 1
; CHECK-DAG: addi [[REG1:[0-9]+]], 1,
; CHECK: stfiwx [[REG2]], 0, [[REG1]]
; CHECK: lfiwzx [[REG3:[0-9]+]], 0, [[REG1]]
; CHECK: fcfidu 1, [[REG3]]
; CHECK: blr
}
attributes #0 = { nounwind readonly }