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llvm-svn: 186280
46 lines
1016 B
LLVM
46 lines
1016 B
LLVM
; Test conversion of floating-point values to unsigned i32s.
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;
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; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s
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; z10 doesn't have native support for unsigned fp-to-i32 conversions;
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; they were added in z196 as the Convert to Logical family of instructions.
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; Promoting to i64 doesn't generate an inexact condition for values that are
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; outside the i32 range but in the i64 range, so use the default expansion.
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; Test f32->i32.
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define i32 @f1(float %f) {
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; CHECK-LABEL: f1:
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; CHECK: cebr
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; CHECK: sebr
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; CHECK: cfebr
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; CHECK: xilf
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; CHECK: br %r14
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%conv = fptoui float %f to i32
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ret i32 %conv
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}
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; Test f64->i32.
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define i32 @f2(double %f) {
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; CHECK-LABEL: f2:
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; CHECK: cdbr
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; CHECK: sdbr
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; CHECK: cfdbr
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; CHECK: xilf
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; CHECK: br %r14
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%conv = fptoui double %f to i32
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ret i32 %conv
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}
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; Test f128->i32.
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define i32 @f3(fp128 *%src) {
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; CHECK-LABEL: f3:
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; CHECK: cxbr
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; CHECK: sxbr
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; CHECK: cfxbr
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; CHECK: xilf
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; CHECK: br %r14
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%f = load fp128 *%src
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%conv = fptoui fp128 %f to i32
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ret i32 %conv
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}
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