mirror of
https://github.com/RPCS3/llvm-mirror.git
synced 2024-11-26 04:32:44 +01:00
efea383413
This is needed when building the Linux kernel. Review: Ulrich Weigand Differential Revision: https://reviews.llvm.org/D72189
66 lines
2.3 KiB
LLVM
66 lines
2.3 KiB
LLVM
; Test calling functions with multiple return values (LLVM ABI extension)
|
|
;
|
|
; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z13 | FileCheck %s
|
|
; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z13 -mattr=soft-float \
|
|
; RUN: | FileCheck %s --check-prefix=SOFT-FLOAT
|
|
|
|
; Up to eight vector return values fit into VRs.
|
|
declare { <2 x double>, <2 x double>, <2 x double>, <2 x double>,
|
|
<2 x double>, <2 x double>, <2 x double>, <2 x double> } @bar1()
|
|
|
|
define <2 x double> @f1() {
|
|
; CHECK-LABEL: f1:
|
|
; CHECK: brasl %r14, bar1
|
|
; CHECK: vlr %v24, %v31
|
|
; CHECK: br %r14
|
|
|
|
; SOFT-FLOAT-LABEL: f1:
|
|
; SOFT-FLOAT-NOT: %{{[fv]}}
|
|
; SOFT-FLOAT: brasl %r14, bar1
|
|
; SOFT-FLOAT-NEXT: lg %r3, 280(%r15)
|
|
; SOFT-FLOAT-NEXT: lg %r2, 272(%r15)
|
|
; SOFT-FLOAT-NEXT: lmg %r14, %r15, 400(%r15)
|
|
; SOFT-FLOAT-NEXT: br %r14
|
|
%mret = call { <2 x double>, <2 x double>,
|
|
<2 x double>, <2 x double>,
|
|
<2 x double>, <2 x double>,
|
|
<2 x double>, <2 x double> } @bar1()
|
|
%ret = extractvalue { <2 x double>, <2 x double>,
|
|
<2 x double>, <2 x double>,
|
|
<2 x double>, <2 x double>,
|
|
<2 x double>, <2 x double> } %mret, 7
|
|
ret <2 x double> %ret
|
|
}
|
|
|
|
; More than eight vector return values use sret.
|
|
declare { <2 x double>, <2 x double>, <2 x double>, <2 x double>,
|
|
<2 x double>, <2 x double>, <2 x double>, <2 x double>,
|
|
<2 x double> } @bar2()
|
|
|
|
define <2 x double> @f2() {
|
|
; CHECK-LABEL: f2:
|
|
; CHECK: la %r2, 160(%r15)
|
|
; CHECK: brasl %r14, bar2
|
|
; CHECK: vl %v24, 288(%r15)
|
|
; CHECK: br %r14
|
|
|
|
; SOFT-FLOAT-LABEL: f2:
|
|
; SOFT-FLOAT-NOT: %{{[fv]}}
|
|
; SOFT-FLOAT: brasl %r14, bar2
|
|
; SOFT-FLOAT-NEXT: lg %r3, 296(%r15)
|
|
; SOFT-FLOAT-NEXT: lg %r2, 288(%r15)
|
|
; SOFT-FLOAT-NEXT: lmg %r14, %r15, 416(%r15)
|
|
; SOFT-FLOAT-NEXT: br %r14
|
|
%mret = call { <2 x double>, <2 x double>,
|
|
<2 x double>, <2 x double>,
|
|
<2 x double>, <2 x double>,
|
|
<2 x double>, <2 x double>,
|
|
<2 x double> } @bar2()
|
|
%ret = extractvalue { <2 x double>, <2 x double>,
|
|
<2 x double>, <2 x double>,
|
|
<2 x double>, <2 x double>,
|
|
<2 x double>, <2 x double>,
|
|
<2 x double> } %mret, 8
|
|
ret <2 x double> %ret
|
|
}
|