llvm-6502/test/CodeGen/SystemZ/asm-09.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

84 lines
1.6 KiB
LLVM

; Test matching operands with the GPR constraint "r".
;
; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s
define void @f1(i32 *%dst) {
; CHECK: f1:
; CHECK: lhi %r0, 100
; CHECK: blah %r0
; CHECK: st %r0, 0(%r2)
; CHECK: br %r14
%val = call i32 asm "blah $0", "=r,0" (i8 100)
store i32 %val, i32 *%dst
ret void
}
define void @f2(i32 *%dst) {
; CHECK: f2:
; CHECK: lhi %r0, 101
; CHECK: blah %r0
; CHECK: st %r0, 0(%r2)
; CHECK: br %r14
%val = call i32 asm "blah $0", "=r,0" (i16 101)
store i32 %val, i32 *%dst
ret void
}
define void @f3(i32 *%dst) {
; CHECK: f3:
; CHECK: lhi %r0, 102
; CHECK: blah %r0
; CHECK: st %r0, 0(%r2)
; CHECK: br %r14
%val = call i32 asm "blah $0", "=r,0" (i32 102)
store i32 %val, i32 *%dst
ret void
}
; FIXME: this uses "lhi %r0, 103", but should use "lghi %r0, 103".
define void @f4(i32 *%dst) {
; CHECK: f4:
; CHECK: blah %r0
; CHECK: st %r0, 0(%r2)
; CHECK: br %r14
%val = call i32 asm "blah $0", "=r,0" (i64 103)
store i32 %val, i32 *%dst
ret void
}
define i64 @f5() {
; CHECK: f5:
; CHECK: lghi %r2, 104
; CHECK: blah %r2
; CHECK: br %r14
%val = call i64 asm "blah $0", "=r,0" (i8 104)
ret i64 %val
}
define i64 @f6() {
; CHECK: f6:
; CHECK: lghi %r2, 105
; CHECK: blah %r2
; CHECK: br %r14
%val = call i64 asm "blah $0", "=r,0" (i16 105)
ret i64 %val
}
define i64 @f7() {
; CHECK: f7:
; CHECK: lghi %r2, 106
; CHECK: blah %r2
; CHECK: br %r14
%val = call i64 asm "blah $0", "=r,0" (i32 106)
ret i64 %val
}
define i64 @f8() {
; CHECK: f8:
; CHECK: lghi %r2, 107
; CHECK: blah %r2
; CHECK: br %r14
%val = call i64 asm "blah $0", "=r,0" (i64 107)
ret i64 %val
}