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e14932b2ad
As of b1d8576 there is middle-end support for STRICT_[SU]INT_TO_FP, so this patch adds SystemZ back-end support as well. The patch is SystemZ target specific except for adding SD patterns strict_[su]int_to_fp and any_[su]int_to_fp to TargetSelectionDAG.td as usual.
131 lines
6.0 KiB
LLVM
131 lines
6.0 KiB
LLVM
; Test strict conversions between integer and float elements.
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;
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; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z13 | FileCheck %s
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declare <2 x i64> @llvm.experimental.constrained.fptoui.v2i64.v2f64(<2 x double>, metadata)
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declare <2 x i64> @llvm.experimental.constrained.fptosi.v2i64.v2f64(<2 x double>, metadata)
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declare <2 x double> @llvm.experimental.constrained.uitofp.v2f64.v2i64(<2 x i64>, metadata, metadata)
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declare <2 x double> @llvm.experimental.constrained.sitofp.v2f64.v2i64(<2 x i64>, metadata, metadata)
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declare <2 x i32> @llvm.experimental.constrained.fptoui.v2i32.v2f64(<2 x double>, metadata)
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declare <2 x i32> @llvm.experimental.constrained.fptosi.v2i32.v2f64(<2 x double>, metadata)
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declare <2 x double> @llvm.experimental.constrained.uitofp.v2f64.v2i32(<2 x i32>, metadata, metadata)
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declare <2 x double> @llvm.experimental.constrained.sitofp.v2f64.v2i32(<2 x i32>, metadata, metadata)
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declare <2 x i64> @llvm.experimental.constrained.fptoui.v2i64.v2f32(<2 x float>, metadata)
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declare <2 x i64> @llvm.experimental.constrained.fptosi.v2i64.v2f32(<2 x float>, metadata)
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declare <2 x float> @llvm.experimental.constrained.uitofp.v2f32.v2i64(<2 x i64>, metadata, metadata)
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declare <2 x float> @llvm.experimental.constrained.sitofp.v2f32.v2i64(<2 x i64>, metadata, metadata)
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; Test conversion of f64s to signed i64s.
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define <2 x i64> @f1(<2 x double> %doubles) #0 {
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; CHECK-LABEL: f1:
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; CHECK: vcgdb %v24, %v24, 0, 5
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; CHECK: br %r14
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%dwords = call <2 x i64> @llvm.experimental.constrained.fptosi.v2i64.v2f64(<2 x double> %doubles,
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metadata !"fpexcept.strict") #0
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ret <2 x i64> %dwords
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}
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; Test conversion of f64s to unsigned i64s.
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define <2 x i64> @f2(<2 x double> %doubles) #0 {
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; CHECK-LABEL: f2:
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; CHECK: vclgdb %v24, %v24, 0, 5
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; CHECK: br %r14
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%dwords = call <2 x i64> @llvm.experimental.constrained.fptoui.v2i64.v2f64(<2 x double> %doubles,
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metadata !"fpexcept.strict") #0
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ret <2 x i64> %dwords
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}
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; Test conversion of signed i64s to f64s.
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define <2 x double> @f3(<2 x i64> %dwords) #0 {
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; CHECK-LABEL: f3:
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; CHECK: vcdgb %v24, %v24, 0, 0
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; CHECK: br %r14
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%doubles = call <2 x double> @llvm.experimental.constrained.sitofp.v2f64.v2i64(<2 x i64> %dwords,
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metadata !"round.dynamic",
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metadata !"fpexcept.strict") #0
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ret <2 x double> %doubles
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}
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; Test conversion of unsigned i64s to f64s.
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define <2 x double> @f4(<2 x i64> %dwords) #0 {
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; CHECK-LABEL: f4:
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; CHECK: vcdlgb %v24, %v24, 0, 0
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; CHECK: br %r14
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%doubles = call <2 x double> @llvm.experimental.constrained.uitofp.v2f64.v2i64(<2 x i64> %dwords,
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metadata !"round.dynamic",
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metadata !"fpexcept.strict") #0
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ret <2 x double> %doubles
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}
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; Test conversion of f64s to signed i32s, which must compile.
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define void @f5(<2 x double> %doubles, <2 x i32> *%ptr) #0 {
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%words = call <2 x i32> @llvm.experimental.constrained.fptosi.v2i32.v2f64(<2 x double> %doubles,
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metadata !"fpexcept.strict") #0
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store <2 x i32> %words, <2 x i32> *%ptr
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ret void
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}
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; Test conversion of f64s to unsigned i32s, which must compile.
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define void @f6(<2 x double> %doubles, <2 x i32> *%ptr) #0 {
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%words = call <2 x i32> @llvm.experimental.constrained.fptoui.v2i32.v2f64(<2 x double> %doubles,
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metadata !"fpexcept.strict") #0
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store <2 x i32> %words, <2 x i32> *%ptr
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ret void
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}
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; Test conversion of signed i32s to f64s, which must compile.
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define <2 x double> @f7(<2 x i32> *%ptr) #0 {
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%words = load <2 x i32>, <2 x i32> *%ptr
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%doubles = call <2 x double> @llvm.experimental.constrained.sitofp.v2f64.v2i32(<2 x i32> %words,
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metadata !"round.dynamic",
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metadata !"fpexcept.strict") #0
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ret <2 x double> %doubles
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}
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; Test conversion of unsigned i32s to f64s, which must compile.
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define <2 x double> @f8(<2 x i32> *%ptr) #0 {
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%words = load <2 x i32>, <2 x i32> *%ptr
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%doubles = call <2 x double> @llvm.experimental.constrained.uitofp.v2f64.v2i32(<2 x i32> %words,
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metadata !"round.dynamic",
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metadata !"fpexcept.strict") #0
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ret <2 x double> %doubles
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}
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; Test conversion of f32s to signed i64s, which must compile.
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define <2 x i64> @f9(<2 x float> *%ptr) #0 {
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%floats = load <2 x float>, <2 x float> *%ptr
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%dwords = call <2 x i64> @llvm.experimental.constrained.fptosi.v2i64.v2f32(<2 x float> %floats,
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metadata !"fpexcept.strict") #0
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ret <2 x i64> %dwords
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}
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; Test conversion of f32s to unsigned i64s, which must compile.
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define <2 x i64> @f10(<2 x float> *%ptr) #0 {
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%floats = load <2 x float>, <2 x float> *%ptr
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%dwords = call <2 x i64> @llvm.experimental.constrained.fptoui.v2i64.v2f32(<2 x float> %floats,
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metadata !"fpexcept.strict") #0
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ret <2 x i64> %dwords
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}
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; Test conversion of signed i64s to f32, which must compile.
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define void @f11(<2 x i64> %dwords, <2 x float> *%ptr) #0 {
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%floats = call <2 x float> @llvm.experimental.constrained.sitofp.v2f32.v2i64(<2 x i64> %dwords,
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metadata !"round.dynamic",
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metadata !"fpexcept.strict") #0
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store <2 x float> %floats, <2 x float> *%ptr
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ret void
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}
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; Test conversion of unsigned i64s to f32, which must compile.
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define void @f12(<2 x i64> %dwords, <2 x float> *%ptr) #0 {
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%floats = call <2 x float> @llvm.experimental.constrained.uitofp.v2f32.v2i64(<2 x i64> %dwords,
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metadata !"round.dynamic",
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metadata !"fpexcept.strict") #0
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store <2 x float> %floats, <2 x float> *%ptr
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ret void
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}
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attributes #0 = { strictfp }
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