1 files changed, 96 insertions, 0 deletions
diff --git a/test/CodeGen/PowerPC/no-extra-fp-conv-ldst.ll b/test/CodeGen/PowerPC/no-extra-fp-conv-ldst.ll
new file mode 100644
index 0000000..6beee25
--- /dev/null
+++ b/test/CodeGen/PowerPC/no-extra-fp-conv-ldst.ll
@@ -0,0 +1,96 @@
+; RUN: llc -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* %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* %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 }
+