1; Test the handling of GPR, FPR and stack arguments when no extension 2; type is given. This type of argument is used for passing structures, etc. 3; 4; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s -check-prefix=CHECK-INT 5; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s -check-prefix=CHECK-FLOAT 6; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s -check-prefix=CHECK-DOUBLE 7; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s -check-prefix=CHECK-FP128-1 8; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s -check-prefix=CHECK-FP128-2 9; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s -check-prefix=CHECK-STACK 10 11declare void @bar(i8, i16, i32, i64, float, double, fp128, i64, 12 float, double, i8, i16, i32, i64, float, double, fp128) 13 14; There are two indirect fp128 slots, one at offset 224 (the first available 15; byte after the outgoing arguments) and one immediately after it at 240. 16; These slots should be set up outside the glued call sequence, so would 17; normally use %f0/%f2 as the first available 128-bit pair. This choice 18; is hard-coded in the FP128 tests. 19; 20; The order of the CHECK-STACK stores doesn't matter. It would be OK to reorder 21; them in response to future code changes. 22define void @foo() { 23; CHECK-INT-LABEL: foo: 24; CHECK-INT-DAG: lhi %r2, 1 25; CHECK-INT-DAG: lhi %r3, 2 26; CHECK-INT-DAG: lhi %r4, 3 27; CHECK-INT-DAG: lghi %r5, 4 28; CHECK-INT-DAG: la %r6, {{224|240}}(%r15) 29; CHECK-INT: brasl %r14, bar@PLT 30; 31; CHECK-FLOAT-LABEL: foo: 32; CHECK-FLOAT: lzer %f0 33; CHECK-FLOAT: lcebr %f4, %f0 34; CHECK-FLOAT: brasl %r14, bar@PLT 35; 36; CHECK-DOUBLE-LABEL: foo: 37; CHECK-DOUBLE: lzdr %f2 38; CHECK-DOUBLE: lcdbr %f6, %f2 39; CHECK-DOUBLE: brasl %r14, bar@PLT 40; 41; CHECK-FP128-1-LABEL: foo: 42; CHECK-FP128-1: aghi %r15, -256 43; CHECK-FP128-1: lzxr %f0 44; CHECK-FP128-1-DAG: std %f0, 224(%r15) 45; CHECK-FP128-1-DAG: std %f2, 232(%r15) 46; CHECK-FP128-1: brasl %r14, bar@PLT 47; 48; CHECK-FP128-2-LABEL: foo: 49; CHECK-FP128-2: aghi %r15, -256 50; CHECK-FP128-2: lzxr %f0 51; CHECK-FP128-2-DAG: std %f0, 240(%r15) 52; CHECK-FP128-2-DAG: std %f2, 248(%r15) 53; CHECK-FP128-2: brasl %r14, bar@PLT 54; 55; CHECK-STACK-LABEL: foo: 56; CHECK-STACK: aghi %r15, -256 57; CHECK-STACK: la [[REGISTER:%r[0-5]+]], {{224|240}}(%r15) 58; CHECK-STACK: stg [[REGISTER]], 216(%r15) 59; CHECK-STACK: mvghi 208(%r15), 0 60; CHECK-STACK: mvhi 204(%r15), 0 61; CHECK-STACK: mvghi 192(%r15), 9 62; CHECK-STACK: mvhi 188(%r15), 8 63; CHECK-STACK: mvhi 180(%r15), 7 64; CHECK-STACK: mvhi 172(%r15), 6 65; CHECK-STACK: mvghi 160(%r15), 5 66; CHECK-STACK: brasl %r14, bar@PLT 67 68 call void @bar (i8 1, i16 2, i32 3, i64 4, float 0.0, double 0.0, 69 fp128 0xL00000000000000000000000000000000, i64 5, 70 float -0.0, double -0.0, i8 6, i16 7, i32 8, i64 9, float 0.0, 71 double 0.0, fp128 0xL00000000000000000000000000000000) 72 ret void 73} 74