| ; Test strict conversions between integer and float elements. |
| ; |
| ; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z13 | FileCheck %s |
| |
| ; FIXME: llvm.experimental.constrained.[su]itofp does not yet exist |
| |
| declare <2 x i64> @llvm.experimental.constrained.fptoui.v2i64.v2f64(<2 x double>, metadata) |
| declare <2 x i64> @llvm.experimental.constrained.fptosi.v2i64.v2f64(<2 x double>, metadata) |
| |
| declare <2 x i32> @llvm.experimental.constrained.fptoui.v2i32.v2f64(<2 x double>, metadata) |
| declare <2 x i32> @llvm.experimental.constrained.fptosi.v2i32.v2f64(<2 x double>, metadata) |
| |
| declare <2 x i64> @llvm.experimental.constrained.fptoui.v2i64.v2f32(<2 x float>, metadata) |
| declare <2 x i64> @llvm.experimental.constrained.fptosi.v2i64.v2f32(<2 x float>, metadata) |
| |
| ; Test conversion of f64s to signed i64s. |
| define <2 x i64> @f1(<2 x double> %doubles) #0 { |
| ; CHECK-LABEL: f1: |
| ; CHECK: vcgdb %v24, %v24, 0, 5 |
| ; CHECK: br %r14 |
| %dwords = call <2 x i64> @llvm.experimental.constrained.fptosi.v2i64.v2f64(<2 x double> %doubles, |
| metadata !"fpexcept.strict") #0 |
| ret <2 x i64> %dwords |
| } |
| |
| ; Test conversion of f64s to unsigned i64s. |
| define <2 x i64> @f2(<2 x double> %doubles) #0 { |
| ; CHECK-LABEL: f2: |
| ; CHECK: vclgdb %v24, %v24, 0, 5 |
| ; CHECK: br %r14 |
| %dwords = call <2 x i64> @llvm.experimental.constrained.fptoui.v2i64.v2f64(<2 x double> %doubles, |
| metadata !"fpexcept.strict") #0 |
| ret <2 x i64> %dwords |
| } |
| |
| ; Test conversion of f64s to signed i32s, which must compile. |
| define void @f5(<2 x double> %doubles, <2 x i32> *%ptr) #0 { |
| %words = call <2 x i32> @llvm.experimental.constrained.fptosi.v2i32.v2f64(<2 x double> %doubles, |
| metadata !"fpexcept.strict") #0 |
| store <2 x i32> %words, <2 x i32> *%ptr |
| ret void |
| } |
| |
| ; Test conversion of f64s to unsigned i32s, which must compile. |
| define void @f6(<2 x double> %doubles, <2 x i32> *%ptr) #0 { |
| %words = call <2 x i32> @llvm.experimental.constrained.fptoui.v2i32.v2f64(<2 x double> %doubles, |
| metadata !"fpexcept.strict") #0 |
| store <2 x i32> %words, <2 x i32> *%ptr |
| ret void |
| } |
| |
| ; Test conversion of f32s to signed i64s, which must compile. |
| define <2 x i64> @f9(<2 x float> *%ptr) #0 { |
| %floats = load <2 x float>, <2 x float> *%ptr |
| %dwords = call <2 x i64> @llvm.experimental.constrained.fptosi.v2i64.v2f32(<2 x float> %floats, |
| metadata !"fpexcept.strict") #0 |
| ret <2 x i64> %dwords |
| } |
| |
| ; Test conversion of f32s to unsigned i64s, which must compile. |
| define <2 x i64> @f10(<2 x float> *%ptr) #0 { |
| %floats = load <2 x float>, <2 x float> *%ptr |
| %dwords = call <2 x i64> @llvm.experimental.constrained.fptoui.v2i64.v2f32(<2 x float> %floats, |
| metadata !"fpexcept.strict") #0 |
| ret <2 x i64> %dwords |
| } |
| |
| attributes #0 = { strictfp } |