mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-12-15 20:29:48 +00:00
46 lines
998 B
LLVM
46 lines
998 B
LLVM
|
; Test conversion of floating-point values to unsigned i32s.
|
||
|
|
;
|
||
|
|
; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s
|
||
|
|
|
||
|
|
; z10 doesn't have native support for unsigned fp-to-i32 conversions;
|
||
|
|
; they were added in z196 as the Convert to Logical family of instructions.
|
||
|
|
; Promoting to i64 doesn't generate an inexact condition for values that are
|
||
|
|
; outside the i32 range but in the i64 range, so use the default expansion.
|
||
|
|
|
||
|
|
; Test f32->i32.
|
||
|
|
define i32 @f1(float %f) {
|
||
|
|
; CHECK: f1:
|
||
|
|
; CHECK: cebr
|
||
|
|
; CHECK: sebr
|
||
|
|
; CHECK: cfebr
|
||
|
|
; CHECK: xilf
|
||
|
|
; CHECK: br %r14
|
||
|
|
%conv = fptoui float %f to i32
|
||
|
|
ret i32 %conv
|
||
|
|
}
|
||
|
|
|
||
|
|
; Test f64->i32.
|
||
|
|
define i32 @f2(double %f) {
|
||
|
|
; CHECK: f2:
|
||
|
|
; CHECK: cdbr
|
||
|
|
; CHECK: sdbr
|
||
|
|
; CHECK: cfdbr
|
||
|
|
; CHECK: xilf
|
||
|
|
; CHECK: br %r14
|
||
|
|
%conv = fptoui double %f to i32
|
||
|
|
ret i32 %conv
|
||
|
|
}
|
||
|
|
|
||
|
|
; Test f128->i32.
|
||
|
|
define i32 @f3(fp128 *%src) {
|
||
|
|
; CHECK: f3:
|
||
|
|
; CHECK: cxbr
|
||
|
|
; CHECK: sxbr
|
||
|
|
; CHECK: cfxbr
|
||
|
|
; CHECK: xilf
|
||
|
|
; CHECK: br %r14
|
||
|
|
%f = load fp128 *%src
|
||
|
|
%conv = fptoui fp128 %f to i32
|
||
|
|
ret i32 %conv
|
||
|
|
}
|