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; Test long double atomic loads - via i128.
;
; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck -check-prefixes=CHECK,BASE %s
; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z13 | FileCheck -check-prefixes=CHECK,Z13 %s
; RUN: llc < %s -mtriple=s390x-linux-gnu -mattr=+soft-float | FileCheck -check-prefixes=SOFTFP %s
define void @f1(ptr %ret, ptr %src) {
; CHECK-LABEL: f1:
; CHECK: # %bb.0:
; CHECK-NEXT: lpq %r0, 0(%r3)
; CHECK-NEXT: stg %r1, 8(%r2)
; CHECK-NEXT: stg %r0, 0(%r2)
; CHECK-NEXT: br %r14
; SOFTFP-LABEL: f1:
; SOFTFP: # %bb.0:
; SOFTFP-NEXT: lpq %r0, 0(%r3)
; SOFTFP-NEXT: stg %r1, 8(%r2)
; SOFTFP-NEXT: stg %r0, 0(%r2)
; SOFTFP-NEXT: br %r14
%val = load atomic fp128, ptr %src seq_cst, align 16
store fp128 %val, ptr %ret, align 8
ret void
}
define void @f1_fpuse(ptr %ret, ptr %src) {
; CHECK-LABEL: f1_fpuse:
; CHECK: # %bb.0:
; CHECK-NEXT: lpq %r0, 0(%r3)
; BASE-NEXT: ldgr %f0, %r0
; BASE-NEXT: ldgr %f2, %r1
; Z13-NEXT: vlvgp %v0, %r0, %r1
; Z13-NEXT: vrepg %v2, %v0, 1
; CHECK-NEXT: axbr %f0, %f0
; CHECK-NEXT: std %f0, 0(%r2)
; CHECK-NEXT: std %f2, 8(%r2)
; CHECK-NEXT: br %r14
; SOFTFP-LABEL: f1_fpuse:
; SOFTFP: stmg %r13, %r15, 104(%r15)
; SOFTFP: aghi %r15, -208
; SOFTFP: lpq %r0, 0(%r3)
; SOFTFP-NEXT: lgr %r13, %r2
; SOFTFP-NEXT: stg %r1, 168(%r15)
; SOFTFP-NEXT: stg %r0, 160(%r15)
; SOFTFP-NEXT: stg %r1, 184(%r15)
; SOFTFP-NEXT: la %r2, 192(%r15)
; SOFTFP-NEXT: la %r3, 176(%r15)
; SOFTFP-NEXT: la %r4, 160(%r15)
; SOFTFP-NEXT: stg %r0, 176(%r15)
; SOFTFP-NEXT: brasl %r14, __addtf3@PLT
; SOFTFP-NEXT: lg %r0, 200(%r15)
; SOFTFP-NEXT: lg %r1, 192(%r15)
; SOFTFP-NEXT: stg %r0, 8(%r13)
; SOFTFP-NEXT: stg %r1, 0(%r13)
; SOFTFP-NEXT: lmg %r13, %r15, 312(%r15)
; SOFTFP-NEXT: br %r14
%val = load atomic fp128, ptr %src seq_cst, align 16
%use = fadd fp128 %val, %val
store fp128 %use, ptr %ret, align 8
ret void
}
define void @f2(ptr %ret, ptr %src) {
; CHECK-LABEL: f2:
; CHECK: brasl %r14, __atomic_load@PLT
%val = load atomic fp128, ptr %src seq_cst, align 8
store fp128 %val, ptr %ret, align 8
ret void
}
define void @f2_fpuse(ptr %ret, ptr %src) {
; CHECK-LABEL: f2_fpuse:
; CHECK: brasl %r14, __atomic_load@PLT
; CHECK-NEXT: ld %f0, 160(%r15)
; CHECK-NEXT: ld %f2, 168(%r15)
; CHECK-NEXT: axbr %f0, %f0
; CHECK-NEXT: std %f0, 0(%r13)
; CHECK-NEXT: std %f2, 8(%r13)
; CHECK-NEXT: lmg %r13, %r15, 280(%r15)
; CHECK-NEXT: br %r14
%val = load atomic fp128, ptr %src seq_cst, align 8
%use = fadd fp128 %val, %val
store fp128 %use, ptr %ret, align 8
ret void
}
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