mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-12-23 15:29:51 +00:00
b503b49b51
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. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@181204 91177308-0d34-0410-b5e6-96231b3b80d8
41 lines
1018 B
LLVM
41 lines
1018 B
LLVM
; Test floating-point absolute.
|
|
;
|
|
; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s
|
|
|
|
; Test f32.
|
|
declare float @llvm.fabs.f32(float %f)
|
|
define float @f1(float %f) {
|
|
; CHECK: f1:
|
|
; CHECK: lpebr %f0, %f0
|
|
; CHECK: br %r14
|
|
%res = call float @llvm.fabs.f32(float %f)
|
|
ret float %res
|
|
}
|
|
|
|
; Test f64.
|
|
declare double @llvm.fabs.f64(double %f)
|
|
define double @f2(double %f) {
|
|
; CHECK: f2:
|
|
; CHECK: lpdbr %f0, %f0
|
|
; CHECK: br %r14
|
|
%res = call double @llvm.fabs.f64(double %f)
|
|
ret double %res
|
|
}
|
|
|
|
; Test f128. With the loads and stores, a pure absolute would probably
|
|
; be better implemented using an NI on the upper byte. Do some extra
|
|
; processing so that using FPRs is unequivocally better.
|
|
declare fp128 @llvm.fabs.f128(fp128 %f)
|
|
define void @f3(fp128 *%ptr, fp128 *%ptr2) {
|
|
; CHECK: f3:
|
|
; CHECK: lpxbr
|
|
; CHECK: dxbr
|
|
; CHECK: br %r14
|
|
%orig = load fp128 *%ptr
|
|
%abs = call fp128 @llvm.fabs.f128(fp128 %orig)
|
|
%op2 = load fp128 *%ptr2
|
|
%res = fdiv fp128 %abs, %op2
|
|
store fp128 %res, fp128 *%ptr
|
|
ret void
|
|
}
|