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1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py2; RUN: opt -S -mtriple=i686-linux-gnu -passes=atomic-expand %s | FileCheck %s3 4define double @atomic_xchg_f64(ptr %ptr) nounwind {5; CHECK-LABEL: @atomic_xchg_f64(6; CHECK-NEXT: [[TMP1:%.*]] = load i64, ptr [[PTR:%.*]], align 87; CHECK-NEXT: br label [[ATOMICRMW_START:%.*]]8; CHECK: atomicrmw.start:9; CHECK-NEXT: [[LOADED:%.*]] = phi i64 [ [[TMP1]], [[TMP0:%.*]] ], [ [[NEWLOADED:%.*]], [[ATOMICRMW_START]] ]10; CHECK-NEXT: [[TMP2:%.*]] = cmpxchg ptr [[PTR]], i64 [[LOADED]], i64 4616189618054758400 seq_cst seq_cst, align 811; CHECK-NEXT: [[SUCCESS:%.*]] = extractvalue { i64, i1 } [[TMP2]], 112; CHECK-NEXT: [[NEWLOADED]] = extractvalue { i64, i1 } [[TMP2]], 013; CHECK-NEXT: br i1 [[SUCCESS]], label [[ATOMICRMW_END:%.*]], label [[ATOMICRMW_START]]14; CHECK: atomicrmw.end:15; CHECK-NEXT: [[TMP3:%.*]] = bitcast i64 [[NEWLOADED]] to double16; CHECK-NEXT: ret double [[TMP3]]17;18 %result = atomicrmw xchg ptr %ptr, double 4.0 seq_cst19 ret double %result20}21 22define double @atomic_xchg_f64_as1(ptr addrspace(1) %ptr) nounwind {23; CHECK-LABEL: @atomic_xchg_f64_as1(24; CHECK-NEXT: [[TMP1:%.*]] = load i64, ptr addrspace(1) [[PTR:%.*]], align 825; CHECK-NEXT: br label [[ATOMICRMW_START:%.*]]26; CHECK: atomicrmw.start:27; CHECK-NEXT: [[LOADED:%.*]] = phi i64 [ [[TMP1]], [[TMP0:%.*]] ], [ [[NEWLOADED:%.*]], [[ATOMICRMW_START]] ]28; CHECK-NEXT: [[TMP2:%.*]] = cmpxchg ptr addrspace(1) [[PTR]], i64 [[LOADED]], i64 4616189618054758400 seq_cst seq_cst, align 829; CHECK-NEXT: [[SUCCESS:%.*]] = extractvalue { i64, i1 } [[TMP2]], 130; CHECK-NEXT: [[NEWLOADED]] = extractvalue { i64, i1 } [[TMP2]], 031; CHECK-NEXT: br i1 [[SUCCESS]], label [[ATOMICRMW_END:%.*]], label [[ATOMICRMW_START]]32; CHECK: atomicrmw.end:33; CHECK-NEXT: [[TMP3:%.*]] = bitcast i64 [[NEWLOADED]] to double34; CHECK-NEXT: ret double [[TMP3]]35;36 %result = atomicrmw xchg ptr addrspace(1) %ptr, double 4.0 seq_cst37 ret double %result38}39 40define double @atomic_xchg_f64_preserve_md(ptr %ptr) nounwind {41; CHECK-LABEL: @atomic_xchg_f64_preserve_md(42; CHECK-NEXT: [[TMP1:%.*]] = load i64, ptr [[PTR:%.*]], align 8, !mmra [[META0:![0-9]+]]43; CHECK-NEXT: br label [[ATOMICRMW_START:%.*]]44; CHECK: atomicrmw.start:45; CHECK-NEXT: [[LOADED:%.*]] = phi i64 [ [[TMP1]], [[TMP0:%.*]] ], [ [[NEWLOADED:%.*]], [[ATOMICRMW_START]] ]46; CHECK-NEXT: [[TMP2:%.*]] = cmpxchg ptr [[PTR]], i64 [[LOADED]], i64 4616189618054758400 seq_cst seq_cst, align 8, !mmra [[META0]]47; CHECK-NEXT: [[SUCCESS:%.*]] = extractvalue { i64, i1 } [[TMP2]], 148; CHECK-NEXT: [[NEWLOADED]] = extractvalue { i64, i1 } [[TMP2]], 049; CHECK-NEXT: br i1 [[SUCCESS]], label [[ATOMICRMW_END:%.*]], label [[ATOMICRMW_START]]50; CHECK: atomicrmw.end:51; CHECK-NEXT: [[TMP3:%.*]] = bitcast i64 [[NEWLOADED]] to double52; CHECK-NEXT: ret double [[TMP3]]53;54 %result = atomicrmw xchg ptr %ptr, double 4.000000e+00 seq_cst, align 8, !mmra !055 ret double %result56}57 58!0 = !{!1, !2}59!1 = !{!"foo", !"bar"}60!2 = !{!"bux", !"baz"}61