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llvm/trunk/test/CodeGen/SystemZ/fp-strict-conv-14.ll
| ; Test strict conversion of floating-point values to unsigned integers. | ; Test strict conversion of floating-point values to unsigned integers. | ||||
| ; | ; | ||||
| ; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z196 | FileCheck %s | ; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z196 | FileCheck %s | ||||
| declare i32 @llvm.experimental.constrained.fptoui.i32.f32(float, metadata) | declare i32 @llvm.experimental.constrained.fptoui.i32.f32(float, metadata) | ||||
| declare i32 @llvm.experimental.constrained.fptoui.i32.f64(double, metadata) | declare i32 @llvm.experimental.constrained.fptoui.i32.f64(double, metadata) | ||||
| declare i32 @llvm.experimental.constrained.fptoui.i32.f128(fp128, metadata) | declare i32 @llvm.experimental.constrained.fptoui.i32.f128(fp128, metadata) | ||||
| declare i64 @llvm.experimental.constrained.fptoui.i64.f32(float, metadata) | declare i64 @llvm.experimental.constrained.fptoui.i64.f32(float, metadata) | ||||
| declare i64 @llvm.experimental.constrained.fptoui.i64.f64(double, metadata) | declare i64 @llvm.experimental.constrained.fptoui.i64.f64(double, metadata) | ||||
| declare i64 @llvm.experimental.constrained.fptoui.i64.f128(fp128, metadata) | declare i64 @llvm.experimental.constrained.fptoui.i64.f128(fp128, metadata) | ||||
| ; Test f32->i32. | ; Test f32->i32. | ||||
| define i32 @f1(float %f) { | define i32 @f1(float %f) #0 { | ||||
| ; CHECK-LABEL: f1: | ; CHECK-LABEL: f1: | ||||
| ; CHECK: clfebr %r2, 5, %f0, 0 | ; CHECK: clfebr %r2, 5, %f0, 0 | ||||
| ; CHECK: br %r14 | ; CHECK: br %r14 | ||||
| %conv = call i32 @llvm.experimental.constrained.fptoui.i32.f32(float %f, | %conv = call i32 @llvm.experimental.constrained.fptoui.i32.f32(float %f, | ||||
| metadata !"fpexcept.strict") | metadata !"fpexcept.strict") #0 | ||||
| ret i32 %conv | ret i32 %conv | ||||
| } | } | ||||
| ; Test f64->i32. | ; Test f64->i32. | ||||
| define i32 @f2(double %f) { | define i32 @f2(double %f) #0 { | ||||
| ; CHECK-LABEL: f2: | ; CHECK-LABEL: f2: | ||||
| ; CHECK: clfdbr %r2, 5, %f0, 0 | ; CHECK: clfdbr %r2, 5, %f0, 0 | ||||
| ; CHECK: br %r14 | ; CHECK: br %r14 | ||||
| %conv = call i32 @llvm.experimental.constrained.fptoui.i32.f64(double %f, | %conv = call i32 @llvm.experimental.constrained.fptoui.i32.f64(double %f, | ||||
| metadata !"fpexcept.strict") | metadata !"fpexcept.strict") #0 | ||||
| ret i32 %conv | ret i32 %conv | ||||
| } | } | ||||
| ; Test f128->i32. | ; Test f128->i32. | ||||
| define i32 @f3(fp128 *%src) { | define i32 @f3(fp128 *%src) #0 { | ||||
| ; CHECK-LABEL: f3: | ; CHECK-LABEL: f3: | ||||
| ; CHECK-DAG: ld %f0, 0(%r2) | ; CHECK-DAG: ld %f0, 0(%r2) | ||||
| ; CHECK-DAG: ld %f2, 8(%r2) | ; CHECK-DAG: ld %f2, 8(%r2) | ||||
| ; CHECK: clfxbr %r2, 5, %f0, 0 | ; CHECK: clfxbr %r2, 5, %f0, 0 | ||||
| ; CHECK: br %r14 | ; CHECK: br %r14 | ||||
| %f = load fp128, fp128 *%src | %f = load fp128, fp128 *%src | ||||
| %conv = call i32 @llvm.experimental.constrained.fptoui.i32.f128(fp128 %f, | %conv = call i32 @llvm.experimental.constrained.fptoui.i32.f128(fp128 %f, | ||||
| metadata !"fpexcept.strict") | metadata !"fpexcept.strict") #0 | ||||
| ret i32 %conv | ret i32 %conv | ||||
| } | } | ||||
| ; Test f32->i64. | ; Test f32->i64. | ||||
| define i64 @f4(float %f) { | define i64 @f4(float %f) #0 { | ||||
| ; CHECK-LABEL: f4: | ; CHECK-LABEL: f4: | ||||
| ; CHECK: clgebr %r2, 5, %f0, 0 | ; CHECK: clgebr %r2, 5, %f0, 0 | ||||
| ; CHECK: br %r14 | ; CHECK: br %r14 | ||||
| %conv = call i64 @llvm.experimental.constrained.fptoui.i64.f32(float %f, | %conv = call i64 @llvm.experimental.constrained.fptoui.i64.f32(float %f, | ||||
| metadata !"fpexcept.strict") | metadata !"fpexcept.strict") #0 | ||||
| ret i64 %conv | ret i64 %conv | ||||
| } | } | ||||
| ; Test f64->i64. | ; Test f64->i64. | ||||
| define i64 @f5(double %f) { | define i64 @f5(double %f) #0 { | ||||
| ; CHECK-LABEL: f5: | ; CHECK-LABEL: f5: | ||||
| ; CHECK: clgdbr %r2, 5, %f0, 0 | ; CHECK: clgdbr %r2, 5, %f0, 0 | ||||
| ; CHECK: br %r14 | ; CHECK: br %r14 | ||||
| %conv = call i64 @llvm.experimental.constrained.fptoui.i64.f64(double %f, | %conv = call i64 @llvm.experimental.constrained.fptoui.i64.f64(double %f, | ||||
| metadata !"fpexcept.strict") | metadata !"fpexcept.strict") #0 | ||||
| ret i64 %conv | ret i64 %conv | ||||
| } | } | ||||
| ; Test f128->i64. | ; Test f128->i64. | ||||
| define i64 @f6(fp128 *%src) { | define i64 @f6(fp128 *%src) #0 { | ||||
| ; CHECK-LABEL: f6: | ; CHECK-LABEL: f6: | ||||
| ; CHECK-DAG: ld %f0, 0(%r2) | ; CHECK-DAG: ld %f0, 0(%r2) | ||||
| ; CHECK-DAG: ld %f2, 8(%r2) | ; CHECK-DAG: ld %f2, 8(%r2) | ||||
| ; CHECK: clgxbr %r2, 5, %f0, 0 | ; CHECK: clgxbr %r2, 5, %f0, 0 | ||||
| ; CHECK: br %r14 | ; CHECK: br %r14 | ||||
| %f = load fp128, fp128 *%src | %f = load fp128, fp128 *%src | ||||
| %conv = call i64 @llvm.experimental.constrained.fptoui.i64.f128(fp128 %f, | %conv = call i64 @llvm.experimental.constrained.fptoui.i64.f128(fp128 %f, | ||||
| metadata !"fpexcept.strict") | metadata !"fpexcept.strict") #0 | ||||
| ret i64 %conv | ret i64 %conv | ||||
| } | } | ||||
| attributes #0 = { strictfp } | |||||