45 lines
927 B
LLVM
45 lines
927 B
LLVM
; Test conversion of floating-point values to unsigned i64s (z10 only).
|
|
;
|
|
; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z10 | FileCheck %s
|
|
|
|
; z10 doesn't have native support for unsigned fp-to-i64 conversions;
|
|
; they were added in z196 as the Convert to Logical family of instructions.
|
|
; Convert via signed i64s instead.
|
|
|
|
; Test f32->i64.
|
|
define i64 @f1(float %f) {
|
|
; CHECK-LABEL: f1:
|
|
; CHECK: cebr
|
|
; CHECK: sebr
|
|
; CHECK: cgebr
|
|
; CHECK: xihf
|
|
; CHECK: br %r14
|
|
%conv = fptoui float %f to i64
|
|
ret i64 %conv
|
|
}
|
|
|
|
; Test f64->i64.
|
|
define i64 @f2(double %f) {
|
|
; CHECK-LABEL: f2:
|
|
; CHECK: cdbr
|
|
; CHECK: sdbr
|
|
; CHECK: cgdbr
|
|
; CHECK: xihf
|
|
; CHECK: br %r14
|
|
%conv = fptoui double %f to i64
|
|
ret i64 %conv
|
|
}
|
|
|
|
; Test f128->i64.
|
|
define i64 @f3(fp128 *%src) {
|
|
; CHECK-LABEL: f3:
|
|
; CHECK: cxbr
|
|
; CHECK: sxbr
|
|
; CHECK: cgxbr
|
|
; CHECK: xihf
|
|
; CHECK: br %r14
|
|
%f = load fp128 , fp128 *%src
|
|
%conv = fptoui fp128 %f to i64
|
|
ret i64 %conv
|
|
}
|