llvm-6502/test/CodeGen/SystemZ/fp-const-08.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

22 lines
672 B
LLVM

; Test loads of 128-bit floating-point constants. This value would actually
; fit within the x86 80-bit format, so the test make sure we don't try to
; extend from an f80.
;
; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s
; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s -check-prefix=CONST
define void @f1(fp128 *%x) {
; CHECK: f1:
; CHECK: larl [[REGISTER:%r[1-5]+]], {{.*}}
; CHECK: ld %f0, 0([[REGISTER]])
; CHECK: ld %f2, 8([[REGISTER]])
; CHECK: std %f0, 0(%r2)
; CHECK: std %f2, 8(%r2)
; CHECK: br %r14
;
; CONST: .quad 4611404543450677248
; CONST: .quad 576460752303423488
store fp128 0xL08000000000000003fff000000000000, fp128 *%x
ret void
}