54 lines
1.9 KiB
LLVM
54 lines
1.9 KiB
LLVM
; Test the handling of i128 argument values
|
|
;
|
|
; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s -check-prefix=CHECK-INT
|
|
; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s -check-prefix=CHECK-I128-1
|
|
; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s -check-prefix=CHECK-I128-2
|
|
; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s -check-prefix=CHECK-STACK
|
|
|
|
declare void @bar(i64, i64, i64, i64, i128,
|
|
i64, i64, i64, i64, i128)
|
|
|
|
; There are two indirect i128 slots, one at offset 200 (the first available
|
|
; byte after the outgoing arguments) and one immediately after it at 216.
|
|
; These slots should be set up outside the glued call sequence, so would
|
|
; normally use %f0/%f2 as the first available 128-bit pair. This choice
|
|
; is hard-coded in the I128 tests.
|
|
;
|
|
; The order of the CHECK-STACK stores doesn't matter. It would be OK to reorder
|
|
; them in response to future code changes.
|
|
define void @foo() {
|
|
; CHECK-INT-LABEL: foo:
|
|
; CHECK-INT-DAG: lghi %r2, 1
|
|
; CHECK-INT-DAG: lghi %r3, 2
|
|
; CHECK-INT-DAG: lghi %r4, 3
|
|
; CHECK-INT-DAG: lghi %r5, 4
|
|
; CHECK-INT-DAG: la %r6, {{200|216}}(%r15)
|
|
; CHECK-INT: brasl %r14, bar@PLT
|
|
;
|
|
; CHECK-I128-1-LABEL: foo:
|
|
; CHECK-I128-1: aghi %r15, -232
|
|
; CHECK-I128-1-DAG: mvghi 200(%r15), 0
|
|
; CHECK-I128-1-DAG: mvghi 208(%r15), 0
|
|
; CHECK-I128-1: brasl %r14, bar@PLT
|
|
;
|
|
; CHECK-I128-2-LABEL: foo:
|
|
; CHECK-I128-2: aghi %r15, -232
|
|
; CHECK-I128-2-DAG: mvghi 216(%r15), 0
|
|
; CHECK-I128-2-DAG: mvghi 224(%r15), 0
|
|
; CHECK-I128-2: brasl %r14, bar@PLT
|
|
;
|
|
; CHECK-STACK-LABEL: foo:
|
|
; CHECK-STACK: aghi %r15, -232
|
|
; CHECK-STACK: la [[REGISTER:%r[0-5]+]], {{200|216}}(%r15)
|
|
; CHECK-STACK: stg [[REGISTER]], 192(%r15)
|
|
; CHECK-STACK: mvghi 184(%r15), 8
|
|
; CHECK-STACK: mvghi 176(%r15), 7
|
|
; CHECK-STACK: mvghi 168(%r15), 6
|
|
; CHECK-STACK: mvghi 160(%r15), 5
|
|
; CHECK-STACK: brasl %r14, bar@PLT
|
|
|
|
call void @bar (i64 1, i64 2, i64 3, i64 4, i128 0,
|
|
i64 5, i64 6, i64 7, i64 8, i128 0)
|
|
ret void
|
|
}
|