a1710eb3cd
The LIT test cases were migrated with the script provided by Nikita Popov. No manual changes were made. Committed without review since no functional changes, after consultation with uweigand.
43 lines
1.3 KiB
LLVM
43 lines
1.3 KiB
LLVM
; Test strict conversion of floating-point values to signed i64s.
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;
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; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s
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declare i64 @llvm.experimental.constrained.fptosi.i64.f32(float, metadata)
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declare i64 @llvm.experimental.constrained.fptosi.i64.f64(double, metadata)
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declare i64 @llvm.experimental.constrained.fptosi.i64.f128(fp128, metadata)
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; Test f32->i64.
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define i64 @f1(float %f) #0 {
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; CHECK-LABEL: f1:
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; CHECK: cgebr %r2, 5, %f0
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; CHECK: br %r14
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%conv = call i64 @llvm.experimental.constrained.fptosi.i64.f32(float %f,
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metadata !"fpexcept.strict") #0
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ret i64 %conv
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}
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; Test f64->i64.
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define i64 @f2(double %f) #0 {
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; CHECK-LABEL: f2:
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; CHECK: cgdbr %r2, 5, %f0
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; CHECK: br %r14
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%conv = call i64 @llvm.experimental.constrained.fptosi.i64.f64(double %f,
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metadata !"fpexcept.strict") #0
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ret i64 %conv
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}
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; Test f128->i64.
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define i64 @f3(ptr %src) #0 {
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; CHECK-LABEL: f3:
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; CHECK: ld %f0, 0(%r2)
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; CHECK: ld %f2, 8(%r2)
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; CHECK: cgxbr %r2, 5, %f0
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; CHECK: br %r14
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%f = load fp128, ptr %src
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%conv = call i64 @llvm.experimental.constrained.fptosi.i64.f128(fp128 %f,
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metadata !"fpexcept.strict") #0
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ret i64 %conv
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}
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attributes #0 = { strictfp }
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