llvm-6502/test/CodeGen/SystemZ/fp-sqrt-03.ll
Ulrich Weigand b503b49b51 [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.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@181204 91177308-0d34-0410-b5e6-96231b3b80d8
2013-05-06 16:17:29 +00:00

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469 B
LLVM

; Test 128-bit square root.
;
; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s
declare fp128 @llvm.sqrt.f128(fp128 %f)
; There's no memory form of SQXBR.
define void @f1(fp128 *%ptr) {
; CHECK: f1:
; CHECK: ld %f0, 0(%r2)
; CHECK: ld %f2, 8(%r2)
; CHECK: sqxbr %f0, %f0
; CHECK: std %f0, 0(%r2)
; CHECK: std %f2, 8(%r2)
; CHECK: br %r14
%orig = load fp128 *%ptr
%sqrt = call fp128 @llvm.sqrt.f128(fp128 %orig)
store fp128 %sqrt, fp128 *%ptr
ret void
}