; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py ; RUN: llc -mtriple=x86_64-pc-linux < %s | FileCheck %s define double @foo(double %0) #0 { ; CHECK-LABEL: foo: ; CHECK: # %bb.0: ; CHECK-NEXT: subq $24, %rsp ; CHECK-NEXT: movsd %xmm0, (%rsp) # 8-byte Spill ; CHECK-NEXT: movl $1024, %edi # imm = 0x400 ; CHECK-NEXT: callq fesetround@PLT ; CHECK-NEXT: movsd {{.*#+}} xmm1 = [1.0E+0,0.0E+0] ; CHECK-NEXT: divsd (%rsp), %xmm1 # 8-byte Folded Reload ; CHECK-NEXT: movsd %xmm1, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill ; CHECK-NEXT: movl $1024, %edi # imm = 0x400 ; CHECK-NEXT: callq fesetround@PLT ; CHECK-NEXT: movsd {{.*#+}} xmm0 = [1.0E+0,0.0E+0] ; CHECK-NEXT: divsd (%rsp), %xmm0 # 8-byte Folded Reload ; CHECK-NEXT: movsd %xmm0, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill ; CHECK-NEXT: movl $1024, %edi # imm = 0x400 ; CHECK-NEXT: callq fesetround@PLT ; CHECK-NEXT: movsd {{.*#+}} xmm2 = [1.0E+0,0.0E+0] ; CHECK-NEXT: divsd (%rsp), %xmm2 # 8-byte Folded Reload ; CHECK-NEXT: movsd {{[-0-9]+}}(%r{{[sb]}}p), %xmm0 # 8-byte Reload ; CHECK-NEXT: # xmm0 = mem[0],zero ; CHECK-NEXT: movsd {{[-0-9]+}}(%r{{[sb]}}p), %xmm1 # 8-byte Reload ; CHECK-NEXT: # xmm1 = mem[0],zero ; CHECK-NEXT: callq fma@PLT ; CHECK-NEXT: addq $24, %rsp ; CHECK-NEXT: retq %2 = call i32 @fesetround(i32 noundef 1024) %3 = call double @llvm.experimental.constrained.fdiv.f64(double 1.000000e+00, double %0, metadata !"round.dynamic", metadata !"fpexcept.ignore") #0 %4 = call i32 @fesetround(i32 noundef 1024) %5 = call double @llvm.experimental.constrained.fdiv.f64(double 1.000000e+00, double %0, metadata !"round.dynamic", metadata !"fpexcept.ignore") #0 %6 = call i32 @fesetround(i32 noundef 1024) %7 = call double @llvm.experimental.constrained.fdiv.f64(double 1.000000e+00, double %0, metadata !"round.dynamic", metadata !"fpexcept.ignore") #0 %8 = call double @llvm.experimental.constrained.fma.f64(double %3, double %5, double %7, metadata !"round.dynamic", metadata !"fpexcept.ignore") #0 ret double %8 } declare i32 @fesetround(i32) #0 declare double @llvm.experimental.constrained.fdiv.f64(double, double, metadata, metadata) #0 declare double @llvm.experimental.constrained.fma.f64(double, double, double, metadata, metadata) #0 attributes #0 = { nounwind strictfp }