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llvm-mirror/test/CodeGen/SystemZ/fp-const-01.ll
Ulrich Weigand 1431b3c2f5 [SystemZ] Add CodeGen test cases
This adds all CodeGen tests for the SystemZ target.

This version of the patch incorporates feedback from a review by
Sean Silva.  Thanks to all reviewers!

Patch by Richard Sandiford.

llvm-svn: 181204
2013-05-06 16:17:29 +00:00

31 lines
512 B
LLVM

; Test loads of floating-point zero.
;
; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s
; Test f32.
define float @f1() {
; CHECK: f1:
; CHECK: lzer %f0
; CHECK: br %r14
ret float 0.0
}
; Test f64.
define double @f2() {
; CHECK: f2:
; CHECK: lzdr %f0
; CHECK: br %r14
ret double 0.0
}
; Test f128.
define void @f3(fp128 *%x) {
; CHECK: f3:
; CHECK: lzxr %f0
; CHECK: std %f0, 0(%r2)
; CHECK: std %f2, 8(%r2)
; CHECK: br %r14
store fp128 0xL00000000000000000000000000000000, fp128 *%x
ret void
}