1; Test long double atomic loads - via i128. 2; 3; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck -check-prefixes=CHECK,BASE %s 4; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z13 | FileCheck -check-prefixes=CHECK,Z13 %s 5; RUN: llc < %s -mtriple=s390x-linux-gnu -mattr=+soft-float | FileCheck -check-prefixes=SOFTFP %s 6 7define void @f1(ptr %ret, ptr %src) { 8; CHECK-LABEL: f1: 9; CHECK: # %bb.0: 10; CHECK-NEXT: lpq %r0, 0(%r3) 11; CHECK-NEXT: stg %r1, 8(%r2) 12; CHECK-NEXT: stg %r0, 0(%r2) 13; CHECK-NEXT: br %r14 14 15; SOFTFP-LABEL: f1: 16; SOFTFP: # %bb.0: 17; SOFTFP-NEXT: lpq %r0, 0(%r3) 18; SOFTFP-NEXT: stg %r1, 8(%r2) 19; SOFTFP-NEXT: stg %r0, 0(%r2) 20; SOFTFP-NEXT: br %r14 21 %val = load atomic fp128, ptr %src seq_cst, align 16 22 store fp128 %val, ptr %ret, align 8 23 ret void 24} 25 26define void @f1_fpuse(ptr %ret, ptr %src) { 27; CHECK-LABEL: f1_fpuse: 28; CHECK: # %bb.0: 29; CHECK-NEXT: lpq %r0, 0(%r3) 30 31; BASE-NEXT: ldgr %f0, %r0 32; BASE-NEXT: ldgr %f2, %r1 33 34; Z13-NEXT: vlvgp %v0, %r0, %r1 35; Z13-NEXT: vrepg %v2, %v0, 1 36 37; CHECK-NEXT: axbr %f0, %f0 38; CHECK-NEXT: std %f0, 0(%r2) 39; CHECK-NEXT: std %f2, 8(%r2) 40; CHECK-NEXT: br %r14 41 42 43; SOFTFP-LABEL: f1_fpuse: 44; SOFTFP: stmg %r13, %r15, 104(%r15) 45; SOFTFP: aghi %r15, -208 46; SOFTFP: lpq %r0, 0(%r3) 47; SOFTFP-NEXT: lgr %r13, %r2 48; SOFTFP-NEXT: stg %r1, 168(%r15) 49; SOFTFP-NEXT: stg %r0, 160(%r15) 50; SOFTFP-NEXT: stg %r1, 184(%r15) 51; SOFTFP-NEXT: la %r2, 192(%r15) 52; SOFTFP-NEXT: la %r3, 176(%r15) 53; SOFTFP-NEXT: la %r4, 160(%r15) 54; SOFTFP-NEXT: stg %r0, 176(%r15) 55; SOFTFP-NEXT: brasl %r14, __addtf3@PLT 56; SOFTFP-NEXT: lg %r0, 200(%r15) 57; SOFTFP-NEXT: lg %r1, 192(%r15) 58; SOFTFP-NEXT: stg %r0, 8(%r13) 59; SOFTFP-NEXT: stg %r1, 0(%r13) 60; SOFTFP-NEXT: lmg %r13, %r15, 312(%r15) 61; SOFTFP-NEXT: br %r14 62 %val = load atomic fp128, ptr %src seq_cst, align 16 63 %use = fadd fp128 %val, %val 64 store fp128 %use, ptr %ret, align 8 65 ret void 66} 67 68define void @f2(ptr %ret, ptr %src) { 69; CHECK-LABEL: f2: 70; CHECK: brasl %r14, __atomic_load@PLT 71 %val = load atomic fp128, ptr %src seq_cst, align 8 72 store fp128 %val, ptr %ret, align 8 73 ret void 74} 75 76define void @f2_fpuse(ptr %ret, ptr %src) { 77; CHECK-LABEL: f2_fpuse: 78; CHECK: brasl %r14, __atomic_load@PLT 79; CHECK-NEXT: ld %f0, 160(%r15) 80; CHECK-NEXT: ld %f2, 168(%r15) 81; CHECK-NEXT: axbr %f0, %f0 82; CHECK-NEXT: std %f0, 0(%r13) 83; CHECK-NEXT: std %f2, 8(%r13) 84; CHECK-NEXT: lmg %r13, %r15, 280(%r15) 85; CHECK-NEXT: br %r14 86 %val = load atomic fp128, ptr %src seq_cst, align 8 87 %use = fadd fp128 %val, %val 88 store fp128 %use, ptr %ret, align 8 89 ret void 90} 91