forked from OSchip/llvm-project
881 lines
30 KiB
LLVM
881 lines
30 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc -mtriple=riscv32 -mattr=+d -verify-machineinstrs < %s \
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; RUN: -disable-strictnode-mutation | FileCheck -check-prefix=RV32IFD %s
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; RUN: llc -mtriple=riscv64 -mattr=+d -verify-machineinstrs < %s \
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; RUN: -disable-strictnode-mutation | FileCheck -check-prefix=RV64IFD %s
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; RUN: llc -mtriple=riscv32 -verify-machineinstrs < %s \
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; RUN: -disable-strictnode-mutation | FileCheck -check-prefix=RV32I %s
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; RUN: llc -mtriple=riscv64 -verify-machineinstrs < %s \
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; RUN: -disable-strictnode-mutation | FileCheck -check-prefix=RV64I %s
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define double @fadd_d(double %a, double %b) nounwind strictfp {
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; RV32IFD-LABEL: fadd_d:
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; RV32IFD: # %bb.0:
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; RV32IFD-NEXT: addi sp, sp, -16
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; RV32IFD-NEXT: sw a2, 8(sp)
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; RV32IFD-NEXT: sw a3, 12(sp)
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; RV32IFD-NEXT: fld ft0, 8(sp)
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; RV32IFD-NEXT: sw a0, 8(sp)
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; RV32IFD-NEXT: sw a1, 12(sp)
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; RV32IFD-NEXT: fld ft1, 8(sp)
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; RV32IFD-NEXT: fadd.d ft0, ft1, ft0
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; RV32IFD-NEXT: fsd ft0, 8(sp)
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; RV32IFD-NEXT: lw a0, 8(sp)
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; RV32IFD-NEXT: lw a1, 12(sp)
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; RV32IFD-NEXT: addi sp, sp, 16
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; RV32IFD-NEXT: ret
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;
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; RV64IFD-LABEL: fadd_d:
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; RV64IFD: # %bb.0:
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; RV64IFD-NEXT: fmv.d.x ft0, a1
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; RV64IFD-NEXT: fmv.d.x ft1, a0
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; RV64IFD-NEXT: fadd.d ft0, ft1, ft0
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; RV64IFD-NEXT: fmv.x.d a0, ft0
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; RV64IFD-NEXT: ret
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;
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; RV32I-LABEL: fadd_d:
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; RV32I: # %bb.0:
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; RV32I-NEXT: addi sp, sp, -16
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; RV32I-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
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; RV32I-NEXT: call __adddf3@plt
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; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
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; RV32I-NEXT: addi sp, sp, 16
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; RV32I-NEXT: ret
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;
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; RV64I-LABEL: fadd_d:
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; RV64I: # %bb.0:
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; RV64I-NEXT: addi sp, sp, -16
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; RV64I-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
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; RV64I-NEXT: call __adddf3@plt
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; RV64I-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
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; RV64I-NEXT: addi sp, sp, 16
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; RV64I-NEXT: ret
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%1 = call double @llvm.experimental.constrained.fadd.f64(double %a, double %b, metadata !"round.dynamic", metadata !"fpexcept.strict") strictfp
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ret double %1
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}
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declare double @llvm.experimental.constrained.fadd.f64(double, double, metadata, metadata)
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define double @fsub_d(double %a, double %b) nounwind strictfp {
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; RV32IFD-LABEL: fsub_d:
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; RV32IFD: # %bb.0:
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; RV32IFD-NEXT: addi sp, sp, -16
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; RV32IFD-NEXT: sw a2, 8(sp)
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; RV32IFD-NEXT: sw a3, 12(sp)
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; RV32IFD-NEXT: fld ft0, 8(sp)
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; RV32IFD-NEXT: sw a0, 8(sp)
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; RV32IFD-NEXT: sw a1, 12(sp)
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; RV32IFD-NEXT: fld ft1, 8(sp)
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; RV32IFD-NEXT: fsub.d ft0, ft1, ft0
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; RV32IFD-NEXT: fsd ft0, 8(sp)
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; RV32IFD-NEXT: lw a0, 8(sp)
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; RV32IFD-NEXT: lw a1, 12(sp)
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; RV32IFD-NEXT: addi sp, sp, 16
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; RV32IFD-NEXT: ret
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;
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; RV64IFD-LABEL: fsub_d:
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; RV64IFD: # %bb.0:
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; RV64IFD-NEXT: fmv.d.x ft0, a1
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; RV64IFD-NEXT: fmv.d.x ft1, a0
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; RV64IFD-NEXT: fsub.d ft0, ft1, ft0
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; RV64IFD-NEXT: fmv.x.d a0, ft0
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; RV64IFD-NEXT: ret
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;
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; RV32I-LABEL: fsub_d:
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; RV32I: # %bb.0:
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; RV32I-NEXT: addi sp, sp, -16
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; RV32I-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
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; RV32I-NEXT: call __subdf3@plt
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; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
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; RV32I-NEXT: addi sp, sp, 16
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; RV32I-NEXT: ret
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;
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; RV64I-LABEL: fsub_d:
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; RV64I: # %bb.0:
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; RV64I-NEXT: addi sp, sp, -16
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; RV64I-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
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; RV64I-NEXT: call __subdf3@plt
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; RV64I-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
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; RV64I-NEXT: addi sp, sp, 16
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; RV64I-NEXT: ret
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%1 = call double @llvm.experimental.constrained.fsub.f64(double %a, double %b, metadata !"round.dynamic", metadata !"fpexcept.strict") strictfp
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ret double %1
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}
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declare double @llvm.experimental.constrained.fsub.f64(double, double, metadata, metadata)
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define double @fmul_d(double %a, double %b) nounwind strictfp {
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; RV32IFD-LABEL: fmul_d:
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; RV32IFD: # %bb.0:
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; RV32IFD-NEXT: addi sp, sp, -16
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; RV32IFD-NEXT: sw a2, 8(sp)
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; RV32IFD-NEXT: sw a3, 12(sp)
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; RV32IFD-NEXT: fld ft0, 8(sp)
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; RV32IFD-NEXT: sw a0, 8(sp)
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; RV32IFD-NEXT: sw a1, 12(sp)
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; RV32IFD-NEXT: fld ft1, 8(sp)
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; RV32IFD-NEXT: fmul.d ft0, ft1, ft0
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; RV32IFD-NEXT: fsd ft0, 8(sp)
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; RV32IFD-NEXT: lw a0, 8(sp)
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; RV32IFD-NEXT: lw a1, 12(sp)
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; RV32IFD-NEXT: addi sp, sp, 16
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; RV32IFD-NEXT: ret
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;
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; RV64IFD-LABEL: fmul_d:
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; RV64IFD: # %bb.0:
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; RV64IFD-NEXT: fmv.d.x ft0, a1
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; RV64IFD-NEXT: fmv.d.x ft1, a0
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; RV64IFD-NEXT: fmul.d ft0, ft1, ft0
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; RV64IFD-NEXT: fmv.x.d a0, ft0
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; RV64IFD-NEXT: ret
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;
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; RV32I-LABEL: fmul_d:
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; RV32I: # %bb.0:
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; RV32I-NEXT: addi sp, sp, -16
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; RV32I-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
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; RV32I-NEXT: call __muldf3@plt
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; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
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; RV32I-NEXT: addi sp, sp, 16
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; RV32I-NEXT: ret
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;
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; RV64I-LABEL: fmul_d:
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; RV64I: # %bb.0:
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; RV64I-NEXT: addi sp, sp, -16
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; RV64I-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
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; RV64I-NEXT: call __muldf3@plt
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; RV64I-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
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; RV64I-NEXT: addi sp, sp, 16
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; RV64I-NEXT: ret
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%1 = call double @llvm.experimental.constrained.fmul.f64(double %a, double %b, metadata !"round.dynamic", metadata !"fpexcept.strict") strictfp
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ret double %1
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}
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declare double @llvm.experimental.constrained.fmul.f64(double, double, metadata, metadata)
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define double @fdiv_d(double %a, double %b) nounwind strictfp {
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; RV32IFD-LABEL: fdiv_d:
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; RV32IFD: # %bb.0:
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; RV32IFD-NEXT: addi sp, sp, -16
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; RV32IFD-NEXT: sw a2, 8(sp)
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; RV32IFD-NEXT: sw a3, 12(sp)
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; RV32IFD-NEXT: fld ft0, 8(sp)
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; RV32IFD-NEXT: sw a0, 8(sp)
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; RV32IFD-NEXT: sw a1, 12(sp)
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; RV32IFD-NEXT: fld ft1, 8(sp)
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; RV32IFD-NEXT: fdiv.d ft0, ft1, ft0
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; RV32IFD-NEXT: fsd ft0, 8(sp)
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; RV32IFD-NEXT: lw a0, 8(sp)
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; RV32IFD-NEXT: lw a1, 12(sp)
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; RV32IFD-NEXT: addi sp, sp, 16
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; RV32IFD-NEXT: ret
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;
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; RV64IFD-LABEL: fdiv_d:
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; RV64IFD: # %bb.0:
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; RV64IFD-NEXT: fmv.d.x ft0, a1
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; RV64IFD-NEXT: fmv.d.x ft1, a0
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; RV64IFD-NEXT: fdiv.d ft0, ft1, ft0
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; RV64IFD-NEXT: fmv.x.d a0, ft0
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; RV64IFD-NEXT: ret
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;
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; RV32I-LABEL: fdiv_d:
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; RV32I: # %bb.0:
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; RV32I-NEXT: addi sp, sp, -16
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; RV32I-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
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; RV32I-NEXT: call __divdf3@plt
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; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
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; RV32I-NEXT: addi sp, sp, 16
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; RV32I-NEXT: ret
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;
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; RV64I-LABEL: fdiv_d:
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; RV64I: # %bb.0:
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; RV64I-NEXT: addi sp, sp, -16
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; RV64I-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
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; RV64I-NEXT: call __divdf3@plt
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; RV64I-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
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; RV64I-NEXT: addi sp, sp, 16
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; RV64I-NEXT: ret
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%1 = call double @llvm.experimental.constrained.fdiv.f64(double %a, double %b, metadata !"round.dynamic", metadata !"fpexcept.strict") strictfp
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ret double %1
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}
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declare double @llvm.experimental.constrained.fdiv.f64(double, double, metadata, metadata)
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define double @fsqrt_d(double %a) nounwind strictfp {
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; RV32IFD-LABEL: fsqrt_d:
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; RV32IFD: # %bb.0:
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; RV32IFD-NEXT: addi sp, sp, -16
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; RV32IFD-NEXT: sw a0, 8(sp)
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; RV32IFD-NEXT: sw a1, 12(sp)
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; RV32IFD-NEXT: fld ft0, 8(sp)
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; RV32IFD-NEXT: fsqrt.d ft0, ft0
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; RV32IFD-NEXT: fsd ft0, 8(sp)
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; RV32IFD-NEXT: lw a0, 8(sp)
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; RV32IFD-NEXT: lw a1, 12(sp)
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; RV32IFD-NEXT: addi sp, sp, 16
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; RV32IFD-NEXT: ret
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;
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; RV64IFD-LABEL: fsqrt_d:
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; RV64IFD: # %bb.0:
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; RV64IFD-NEXT: fmv.d.x ft0, a0
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; RV64IFD-NEXT: fsqrt.d ft0, ft0
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; RV64IFD-NEXT: fmv.x.d a0, ft0
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; RV64IFD-NEXT: ret
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;
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; RV32I-LABEL: fsqrt_d:
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; RV32I: # %bb.0:
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; RV32I-NEXT: addi sp, sp, -16
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; RV32I-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
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; RV32I-NEXT: call sqrt@plt
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; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
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; RV32I-NEXT: addi sp, sp, 16
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; RV32I-NEXT: ret
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;
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; RV64I-LABEL: fsqrt_d:
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; RV64I: # %bb.0:
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; RV64I-NEXT: addi sp, sp, -16
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; RV64I-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
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; RV64I-NEXT: call sqrt@plt
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; RV64I-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
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; RV64I-NEXT: addi sp, sp, 16
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; RV64I-NEXT: ret
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%1 = call double @llvm.experimental.constrained.sqrt.f64(double %a, metadata !"round.dynamic", metadata !"fpexcept.strict") strictfp
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ret double %1
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}
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declare double @llvm.experimental.constrained.sqrt.f64(double, metadata, metadata)
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define double @fmin_d(double %a, double %b) nounwind strictfp {
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; RV32IFD-LABEL: fmin_d:
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; RV32IFD: # %bb.0:
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; RV32IFD-NEXT: addi sp, sp, -16
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; RV32IFD-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
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; RV32IFD-NEXT: call fmin@plt
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; RV32IFD-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
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; RV32IFD-NEXT: addi sp, sp, 16
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; RV32IFD-NEXT: ret
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;
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; RV64IFD-LABEL: fmin_d:
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; RV64IFD: # %bb.0:
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; RV64IFD-NEXT: addi sp, sp, -16
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; RV64IFD-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
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; RV64IFD-NEXT: call fmin@plt
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; RV64IFD-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
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; RV64IFD-NEXT: addi sp, sp, 16
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; RV64IFD-NEXT: ret
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;
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; RV32I-LABEL: fmin_d:
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; RV32I: # %bb.0:
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; RV32I-NEXT: addi sp, sp, -16
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; RV32I-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
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; RV32I-NEXT: call fmin@plt
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; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
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; RV32I-NEXT: addi sp, sp, 16
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; RV32I-NEXT: ret
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;
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; RV64I-LABEL: fmin_d:
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; RV64I: # %bb.0:
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; RV64I-NEXT: addi sp, sp, -16
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; RV64I-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
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; RV64I-NEXT: call fmin@plt
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; RV64I-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
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; RV64I-NEXT: addi sp, sp, 16
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; RV64I-NEXT: ret
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%1 = call double @llvm.experimental.constrained.minnum.f64(double %a, double %b, metadata !"fpexcept.strict") strictfp
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ret double %1
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}
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declare double @llvm.experimental.constrained.minnum.f64(double, double, metadata) strictfp
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define double @fmax_d(double %a, double %b) nounwind strictfp {
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; RV32IFD-LABEL: fmax_d:
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; RV32IFD: # %bb.0:
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; RV32IFD-NEXT: addi sp, sp, -16
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; RV32IFD-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
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; RV32IFD-NEXT: call fmax@plt
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; RV32IFD-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
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; RV32IFD-NEXT: addi sp, sp, 16
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; RV32IFD-NEXT: ret
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;
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; RV64IFD-LABEL: fmax_d:
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; RV64IFD: # %bb.0:
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; RV64IFD-NEXT: addi sp, sp, -16
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; RV64IFD-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
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; RV64IFD-NEXT: call fmax@plt
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; RV64IFD-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
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; RV64IFD-NEXT: addi sp, sp, 16
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; RV64IFD-NEXT: ret
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;
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; RV32I-LABEL: fmax_d:
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; RV32I: # %bb.0:
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; RV32I-NEXT: addi sp, sp, -16
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; RV32I-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
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; RV32I-NEXT: call fmax@plt
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; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
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; RV32I-NEXT: addi sp, sp, 16
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; RV32I-NEXT: ret
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;
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; RV64I-LABEL: fmax_d:
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; RV64I: # %bb.0:
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; RV64I-NEXT: addi sp, sp, -16
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; RV64I-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
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; RV64I-NEXT: call fmax@plt
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; RV64I-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
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; RV64I-NEXT: addi sp, sp, 16
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; RV64I-NEXT: ret
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%1 = call double @llvm.experimental.constrained.maxnum.f64(double %a, double %b, metadata !"fpexcept.strict") strictfp
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ret double %1
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}
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declare double @llvm.experimental.constrained.maxnum.f64(double, double, metadata) strictfp
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define double @fmadd_d(double %a, double %b, double %c) nounwind strictfp {
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; RV32IFD-LABEL: fmadd_d:
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; RV32IFD: # %bb.0:
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; RV32IFD-NEXT: addi sp, sp, -16
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; RV32IFD-NEXT: sw a4, 8(sp)
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; RV32IFD-NEXT: sw a5, 12(sp)
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; RV32IFD-NEXT: fld ft0, 8(sp)
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; RV32IFD-NEXT: sw a2, 8(sp)
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; RV32IFD-NEXT: sw a3, 12(sp)
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; RV32IFD-NEXT: fld ft1, 8(sp)
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; RV32IFD-NEXT: sw a0, 8(sp)
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; RV32IFD-NEXT: sw a1, 12(sp)
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; RV32IFD-NEXT: fld ft2, 8(sp)
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; RV32IFD-NEXT: fmadd.d ft0, ft2, ft1, ft0
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; RV32IFD-NEXT: fsd ft0, 8(sp)
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; RV32IFD-NEXT: lw a0, 8(sp)
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; RV32IFD-NEXT: lw a1, 12(sp)
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; RV32IFD-NEXT: addi sp, sp, 16
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; RV32IFD-NEXT: ret
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;
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; RV64IFD-LABEL: fmadd_d:
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; RV64IFD: # %bb.0:
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; RV64IFD-NEXT: fmv.d.x ft0, a2
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; RV64IFD-NEXT: fmv.d.x ft1, a1
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; RV64IFD-NEXT: fmv.d.x ft2, a0
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; RV64IFD-NEXT: fmadd.d ft0, ft2, ft1, ft0
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; RV64IFD-NEXT: fmv.x.d a0, ft0
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; RV64IFD-NEXT: ret
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;
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; RV32I-LABEL: fmadd_d:
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; RV32I: # %bb.0:
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; RV32I-NEXT: addi sp, sp, -16
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; RV32I-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
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; RV32I-NEXT: call fma@plt
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; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
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; RV32I-NEXT: addi sp, sp, 16
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; RV32I-NEXT: ret
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;
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; RV64I-LABEL: fmadd_d:
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; RV64I: # %bb.0:
|
|
; RV64I-NEXT: addi sp, sp, -16
|
|
; RV64I-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: call fma@plt
|
|
; RV64I-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: addi sp, sp, 16
|
|
; RV64I-NEXT: ret
|
|
%1 = call double @llvm.experimental.constrained.fma.f64(double %a, double %b, double %c, metadata !"round.dynamic", metadata !"fpexcept.strict") strictfp
|
|
ret double %1
|
|
}
|
|
declare double @llvm.experimental.constrained.fma.f64(double, double, double, metadata, metadata) strictfp
|
|
|
|
define double @fmsub_d(double %a, double %b, double %c) nounwind strictfp {
|
|
; RV32IFD-LABEL: fmsub_d:
|
|
; RV32IFD: # %bb.0:
|
|
; RV32IFD-NEXT: addi sp, sp, -16
|
|
; RV32IFD-NEXT: sw a2, 8(sp)
|
|
; RV32IFD-NEXT: sw a3, 12(sp)
|
|
; RV32IFD-NEXT: fld ft0, 8(sp)
|
|
; RV32IFD-NEXT: sw a0, 8(sp)
|
|
; RV32IFD-NEXT: sw a1, 12(sp)
|
|
; RV32IFD-NEXT: fld ft1, 8(sp)
|
|
; RV32IFD-NEXT: sw a4, 8(sp)
|
|
; RV32IFD-NEXT: sw a5, 12(sp)
|
|
; RV32IFD-NEXT: fld ft2, 8(sp)
|
|
; RV32IFD-NEXT: fcvt.d.w ft3, zero
|
|
; RV32IFD-NEXT: fadd.d ft2, ft2, ft3
|
|
; RV32IFD-NEXT: fmsub.d ft0, ft1, ft0, ft2
|
|
; RV32IFD-NEXT: fsd ft0, 8(sp)
|
|
; RV32IFD-NEXT: lw a0, 8(sp)
|
|
; RV32IFD-NEXT: lw a1, 12(sp)
|
|
; RV32IFD-NEXT: addi sp, sp, 16
|
|
; RV32IFD-NEXT: ret
|
|
;
|
|
; RV64IFD-LABEL: fmsub_d:
|
|
; RV64IFD: # %bb.0:
|
|
; RV64IFD-NEXT: fmv.d.x ft0, a1
|
|
; RV64IFD-NEXT: fmv.d.x ft1, a0
|
|
; RV64IFD-NEXT: fmv.d.x ft2, a2
|
|
; RV64IFD-NEXT: fmv.d.x ft3, zero
|
|
; RV64IFD-NEXT: fadd.d ft2, ft2, ft3
|
|
; RV64IFD-NEXT: fmsub.d ft0, ft1, ft0, ft2
|
|
; RV64IFD-NEXT: fmv.x.d a0, ft0
|
|
; RV64IFD-NEXT: ret
|
|
;
|
|
; RV32I-LABEL: fmsub_d:
|
|
; RV32I: # %bb.0:
|
|
; RV32I-NEXT: addi sp, sp, -32
|
|
; RV32I-NEXT: sw ra, 28(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s0, 24(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s1, 20(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s2, 16(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s3, 12(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: mv s2, a3
|
|
; RV32I-NEXT: mv s3, a2
|
|
; RV32I-NEXT: mv s0, a1
|
|
; RV32I-NEXT: mv s1, a0
|
|
; RV32I-NEXT: mv a0, a4
|
|
; RV32I-NEXT: mv a1, a5
|
|
; RV32I-NEXT: li a2, 0
|
|
; RV32I-NEXT: li a3, 0
|
|
; RV32I-NEXT: call __adddf3@plt
|
|
; RV32I-NEXT: mv a4, a0
|
|
; RV32I-NEXT: lui a0, 524288
|
|
; RV32I-NEXT: xor a5, a1, a0
|
|
; RV32I-NEXT: mv a0, s1
|
|
; RV32I-NEXT: mv a1, s0
|
|
; RV32I-NEXT: mv a2, s3
|
|
; RV32I-NEXT: mv a3, s2
|
|
; RV32I-NEXT: call fma@plt
|
|
; RV32I-NEXT: lw ra, 28(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s0, 24(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s1, 20(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s2, 16(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s3, 12(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: addi sp, sp, 32
|
|
; RV32I-NEXT: ret
|
|
;
|
|
; RV64I-LABEL: fmsub_d:
|
|
; RV64I: # %bb.0:
|
|
; RV64I-NEXT: addi sp, sp, -32
|
|
; RV64I-NEXT: sd ra, 24(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: sd s0, 16(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: sd s1, 8(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: mv s0, a1
|
|
; RV64I-NEXT: mv s1, a0
|
|
; RV64I-NEXT: mv a0, a2
|
|
; RV64I-NEXT: li a1, 0
|
|
; RV64I-NEXT: call __adddf3@plt
|
|
; RV64I-NEXT: li a1, -1
|
|
; RV64I-NEXT: slli a1, a1, 63
|
|
; RV64I-NEXT: xor a2, a0, a1
|
|
; RV64I-NEXT: mv a0, s1
|
|
; RV64I-NEXT: mv a1, s0
|
|
; RV64I-NEXT: call fma@plt
|
|
; RV64I-NEXT: ld ra, 24(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: ld s0, 16(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: ld s1, 8(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: addi sp, sp, 32
|
|
; RV64I-NEXT: ret
|
|
%c_ = fadd double 0.0, %c ; avoid negation using xor
|
|
%negc = fneg double %c_
|
|
%1 = call double @llvm.experimental.constrained.fma.f64(double %a, double %b, double %negc, metadata !"round.dynamic", metadata !"fpexcept.strict") strictfp
|
|
ret double %1
|
|
}
|
|
|
|
define double @fnmadd_d(double %a, double %b, double %c) nounwind strictfp {
|
|
; RV32IFD-LABEL: fnmadd_d:
|
|
; RV32IFD: # %bb.0:
|
|
; RV32IFD-NEXT: addi sp, sp, -16
|
|
; RV32IFD-NEXT: sw a2, 8(sp)
|
|
; RV32IFD-NEXT: sw a3, 12(sp)
|
|
; RV32IFD-NEXT: fld ft0, 8(sp)
|
|
; RV32IFD-NEXT: sw a4, 8(sp)
|
|
; RV32IFD-NEXT: sw a5, 12(sp)
|
|
; RV32IFD-NEXT: fld ft1, 8(sp)
|
|
; RV32IFD-NEXT: sw a0, 8(sp)
|
|
; RV32IFD-NEXT: sw a1, 12(sp)
|
|
; RV32IFD-NEXT: fld ft2, 8(sp)
|
|
; RV32IFD-NEXT: fcvt.d.w ft3, zero
|
|
; RV32IFD-NEXT: fadd.d ft2, ft2, ft3
|
|
; RV32IFD-NEXT: fadd.d ft1, ft1, ft3
|
|
; RV32IFD-NEXT: fnmadd.d ft0, ft2, ft0, ft1
|
|
; RV32IFD-NEXT: fsd ft0, 8(sp)
|
|
; RV32IFD-NEXT: lw a0, 8(sp)
|
|
; RV32IFD-NEXT: lw a1, 12(sp)
|
|
; RV32IFD-NEXT: addi sp, sp, 16
|
|
; RV32IFD-NEXT: ret
|
|
;
|
|
; RV64IFD-LABEL: fnmadd_d:
|
|
; RV64IFD: # %bb.0:
|
|
; RV64IFD-NEXT: fmv.d.x ft0, a1
|
|
; RV64IFD-NEXT: fmv.d.x ft1, a2
|
|
; RV64IFD-NEXT: fmv.d.x ft2, a0
|
|
; RV64IFD-NEXT: fmv.d.x ft3, zero
|
|
; RV64IFD-NEXT: fadd.d ft2, ft2, ft3
|
|
; RV64IFD-NEXT: fadd.d ft1, ft1, ft3
|
|
; RV64IFD-NEXT: fnmadd.d ft0, ft2, ft0, ft1
|
|
; RV64IFD-NEXT: fmv.x.d a0, ft0
|
|
; RV64IFD-NEXT: ret
|
|
;
|
|
; RV32I-LABEL: fnmadd_d:
|
|
; RV32I: # %bb.0:
|
|
; RV32I-NEXT: addi sp, sp, -32
|
|
; RV32I-NEXT: sw ra, 28(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s0, 24(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s1, 20(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s2, 16(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s3, 12(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s4, 8(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s5, 4(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: mv s4, a5
|
|
; RV32I-NEXT: mv s5, a4
|
|
; RV32I-NEXT: mv s2, a3
|
|
; RV32I-NEXT: mv s3, a2
|
|
; RV32I-NEXT: li a2, 0
|
|
; RV32I-NEXT: li a3, 0
|
|
; RV32I-NEXT: call __adddf3@plt
|
|
; RV32I-NEXT: mv s0, a0
|
|
; RV32I-NEXT: mv s1, a1
|
|
; RV32I-NEXT: mv a0, s5
|
|
; RV32I-NEXT: mv a1, s4
|
|
; RV32I-NEXT: li a2, 0
|
|
; RV32I-NEXT: li a3, 0
|
|
; RV32I-NEXT: call __adddf3@plt
|
|
; RV32I-NEXT: mv a4, a0
|
|
; RV32I-NEXT: lui a0, 524288
|
|
; RV32I-NEXT: xor a2, s1, a0
|
|
; RV32I-NEXT: xor a5, a1, a0
|
|
; RV32I-NEXT: mv a0, s0
|
|
; RV32I-NEXT: mv a1, a2
|
|
; RV32I-NEXT: mv a2, s3
|
|
; RV32I-NEXT: mv a3, s2
|
|
; RV32I-NEXT: call fma@plt
|
|
; RV32I-NEXT: lw ra, 28(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s0, 24(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s1, 20(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s2, 16(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s3, 12(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s4, 8(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s5, 4(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: addi sp, sp, 32
|
|
; RV32I-NEXT: ret
|
|
;
|
|
; RV64I-LABEL: fnmadd_d:
|
|
; RV64I: # %bb.0:
|
|
; RV64I-NEXT: addi sp, sp, -32
|
|
; RV64I-NEXT: sd ra, 24(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: sd s0, 16(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: sd s1, 8(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: sd s2, 0(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: mv s0, a2
|
|
; RV64I-NEXT: mv s2, a1
|
|
; RV64I-NEXT: li a1, 0
|
|
; RV64I-NEXT: call __adddf3@plt
|
|
; RV64I-NEXT: mv s1, a0
|
|
; RV64I-NEXT: mv a0, s0
|
|
; RV64I-NEXT: li a1, 0
|
|
; RV64I-NEXT: call __adddf3@plt
|
|
; RV64I-NEXT: li a1, -1
|
|
; RV64I-NEXT: slli a2, a1, 63
|
|
; RV64I-NEXT: xor a1, s1, a2
|
|
; RV64I-NEXT: xor a2, a0, a2
|
|
; RV64I-NEXT: mv a0, a1
|
|
; RV64I-NEXT: mv a1, s2
|
|
; RV64I-NEXT: call fma@plt
|
|
; RV64I-NEXT: ld ra, 24(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: ld s0, 16(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: ld s1, 8(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: ld s2, 0(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: addi sp, sp, 32
|
|
; RV64I-NEXT: ret
|
|
%a_ = fadd double 0.0, %a
|
|
%c_ = fadd double 0.0, %c
|
|
%nega = fneg double %a_
|
|
%negc = fneg double %c_
|
|
%1 = call double @llvm.experimental.constrained.fma.f64(double %nega, double %b, double %negc, metadata !"round.dynamic", metadata !"fpexcept.strict") strictfp
|
|
ret double %1
|
|
}
|
|
|
|
define double @fnmadd_d_2(double %a, double %b, double %c) nounwind strictfp {
|
|
; RV32IFD-LABEL: fnmadd_d_2:
|
|
; RV32IFD: # %bb.0:
|
|
; RV32IFD-NEXT: addi sp, sp, -16
|
|
; RV32IFD-NEXT: sw a0, 8(sp)
|
|
; RV32IFD-NEXT: sw a1, 12(sp)
|
|
; RV32IFD-NEXT: fld ft0, 8(sp)
|
|
; RV32IFD-NEXT: sw a4, 8(sp)
|
|
; RV32IFD-NEXT: sw a5, 12(sp)
|
|
; RV32IFD-NEXT: fld ft1, 8(sp)
|
|
; RV32IFD-NEXT: sw a2, 8(sp)
|
|
; RV32IFD-NEXT: sw a3, 12(sp)
|
|
; RV32IFD-NEXT: fld ft2, 8(sp)
|
|
; RV32IFD-NEXT: fcvt.d.w ft3, zero
|
|
; RV32IFD-NEXT: fadd.d ft2, ft2, ft3
|
|
; RV32IFD-NEXT: fadd.d ft1, ft1, ft3
|
|
; RV32IFD-NEXT: fnmadd.d ft0, ft2, ft0, ft1
|
|
; RV32IFD-NEXT: fsd ft0, 8(sp)
|
|
; RV32IFD-NEXT: lw a0, 8(sp)
|
|
; RV32IFD-NEXT: lw a1, 12(sp)
|
|
; RV32IFD-NEXT: addi sp, sp, 16
|
|
; RV32IFD-NEXT: ret
|
|
;
|
|
; RV64IFD-LABEL: fnmadd_d_2:
|
|
; RV64IFD: # %bb.0:
|
|
; RV64IFD-NEXT: fmv.d.x ft0, a0
|
|
; RV64IFD-NEXT: fmv.d.x ft1, a2
|
|
; RV64IFD-NEXT: fmv.d.x ft2, a1
|
|
; RV64IFD-NEXT: fmv.d.x ft3, zero
|
|
; RV64IFD-NEXT: fadd.d ft2, ft2, ft3
|
|
; RV64IFD-NEXT: fadd.d ft1, ft1, ft3
|
|
; RV64IFD-NEXT: fnmadd.d ft0, ft2, ft0, ft1
|
|
; RV64IFD-NEXT: fmv.x.d a0, ft0
|
|
; RV64IFD-NEXT: ret
|
|
;
|
|
; RV32I-LABEL: fnmadd_d_2:
|
|
; RV32I: # %bb.0:
|
|
; RV32I-NEXT: addi sp, sp, -32
|
|
; RV32I-NEXT: sw ra, 28(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s0, 24(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s1, 20(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s2, 16(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s3, 12(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s4, 8(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s5, 4(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: mv s4, a5
|
|
; RV32I-NEXT: mv s1, a4
|
|
; RV32I-NEXT: mv s2, a1
|
|
; RV32I-NEXT: mv s3, a0
|
|
; RV32I-NEXT: mv a0, a2
|
|
; RV32I-NEXT: mv a1, a3
|
|
; RV32I-NEXT: li a2, 0
|
|
; RV32I-NEXT: li a3, 0
|
|
; RV32I-NEXT: call __adddf3@plt
|
|
; RV32I-NEXT: mv s5, a0
|
|
; RV32I-NEXT: mv s0, a1
|
|
; RV32I-NEXT: mv a0, s1
|
|
; RV32I-NEXT: mv a1, s4
|
|
; RV32I-NEXT: li a2, 0
|
|
; RV32I-NEXT: li a3, 0
|
|
; RV32I-NEXT: call __adddf3@plt
|
|
; RV32I-NEXT: mv a4, a0
|
|
; RV32I-NEXT: lui a0, 524288
|
|
; RV32I-NEXT: xor a3, s0, a0
|
|
; RV32I-NEXT: xor a5, a1, a0
|
|
; RV32I-NEXT: mv a0, s3
|
|
; RV32I-NEXT: mv a1, s2
|
|
; RV32I-NEXT: mv a2, s5
|
|
; RV32I-NEXT: call fma@plt
|
|
; RV32I-NEXT: lw ra, 28(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s0, 24(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s1, 20(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s2, 16(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s3, 12(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s4, 8(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s5, 4(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: addi sp, sp, 32
|
|
; RV32I-NEXT: ret
|
|
;
|
|
; RV64I-LABEL: fnmadd_d_2:
|
|
; RV64I: # %bb.0:
|
|
; RV64I-NEXT: addi sp, sp, -32
|
|
; RV64I-NEXT: sd ra, 24(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: sd s0, 16(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: sd s1, 8(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: sd s2, 0(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: mv s0, a2
|
|
; RV64I-NEXT: mv s2, a0
|
|
; RV64I-NEXT: mv a0, a1
|
|
; RV64I-NEXT: li a1, 0
|
|
; RV64I-NEXT: call __adddf3@plt
|
|
; RV64I-NEXT: mv s1, a0
|
|
; RV64I-NEXT: mv a0, s0
|
|
; RV64I-NEXT: li a1, 0
|
|
; RV64I-NEXT: call __adddf3@plt
|
|
; RV64I-NEXT: li a1, -1
|
|
; RV64I-NEXT: slli a2, a1, 63
|
|
; RV64I-NEXT: xor a1, s1, a2
|
|
; RV64I-NEXT: xor a2, a0, a2
|
|
; RV64I-NEXT: mv a0, s2
|
|
; RV64I-NEXT: call fma@plt
|
|
; RV64I-NEXT: ld ra, 24(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: ld s0, 16(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: ld s1, 8(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: ld s2, 0(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: addi sp, sp, 32
|
|
; RV64I-NEXT: ret
|
|
%b_ = fadd double 0.0, %b
|
|
%c_ = fadd double 0.0, %c
|
|
%negb = fneg double %b_
|
|
%negc = fneg double %c_
|
|
%1 = call double @llvm.experimental.constrained.fma.f64(double %a, double %negb, double %negc, metadata !"round.dynamic", metadata !"fpexcept.strict") strictfp
|
|
ret double %1
|
|
}
|
|
|
|
define double @fnmsub_d(double %a, double %b, double %c) nounwind strictfp {
|
|
; RV32IFD-LABEL: fnmsub_d:
|
|
; RV32IFD: # %bb.0:
|
|
; RV32IFD-NEXT: addi sp, sp, -16
|
|
; RV32IFD-NEXT: sw a4, 8(sp)
|
|
; RV32IFD-NEXT: sw a5, 12(sp)
|
|
; RV32IFD-NEXT: fld ft0, 8(sp)
|
|
; RV32IFD-NEXT: sw a2, 8(sp)
|
|
; RV32IFD-NEXT: sw a3, 12(sp)
|
|
; RV32IFD-NEXT: fld ft1, 8(sp)
|
|
; RV32IFD-NEXT: sw a0, 8(sp)
|
|
; RV32IFD-NEXT: sw a1, 12(sp)
|
|
; RV32IFD-NEXT: fld ft2, 8(sp)
|
|
; RV32IFD-NEXT: fcvt.d.w ft3, zero
|
|
; RV32IFD-NEXT: fadd.d ft2, ft2, ft3
|
|
; RV32IFD-NEXT: fnmsub.d ft0, ft2, ft1, ft0
|
|
; RV32IFD-NEXT: fsd ft0, 8(sp)
|
|
; RV32IFD-NEXT: lw a0, 8(sp)
|
|
; RV32IFD-NEXT: lw a1, 12(sp)
|
|
; RV32IFD-NEXT: addi sp, sp, 16
|
|
; RV32IFD-NEXT: ret
|
|
;
|
|
; RV64IFD-LABEL: fnmsub_d:
|
|
; RV64IFD: # %bb.0:
|
|
; RV64IFD-NEXT: fmv.d.x ft0, a2
|
|
; RV64IFD-NEXT: fmv.d.x ft1, a1
|
|
; RV64IFD-NEXT: fmv.d.x ft2, a0
|
|
; RV64IFD-NEXT: fmv.d.x ft3, zero
|
|
; RV64IFD-NEXT: fadd.d ft2, ft2, ft3
|
|
; RV64IFD-NEXT: fnmsub.d ft0, ft2, ft1, ft0
|
|
; RV64IFD-NEXT: fmv.x.d a0, ft0
|
|
; RV64IFD-NEXT: ret
|
|
;
|
|
; RV32I-LABEL: fnmsub_d:
|
|
; RV32I: # %bb.0:
|
|
; RV32I-NEXT: addi sp, sp, -32
|
|
; RV32I-NEXT: sw ra, 28(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s0, 24(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s1, 20(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s2, 16(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s3, 12(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: mv s2, a5
|
|
; RV32I-NEXT: mv s3, a4
|
|
; RV32I-NEXT: mv s0, a3
|
|
; RV32I-NEXT: mv s1, a2
|
|
; RV32I-NEXT: li a2, 0
|
|
; RV32I-NEXT: li a3, 0
|
|
; RV32I-NEXT: call __adddf3@plt
|
|
; RV32I-NEXT: lui a2, 524288
|
|
; RV32I-NEXT: xor a1, a1, a2
|
|
; RV32I-NEXT: mv a2, s1
|
|
; RV32I-NEXT: mv a3, s0
|
|
; RV32I-NEXT: mv a4, s3
|
|
; RV32I-NEXT: mv a5, s2
|
|
; RV32I-NEXT: call fma@plt
|
|
; RV32I-NEXT: lw ra, 28(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s0, 24(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s1, 20(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s2, 16(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s3, 12(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: addi sp, sp, 32
|
|
; RV32I-NEXT: ret
|
|
;
|
|
; RV64I-LABEL: fnmsub_d:
|
|
; RV64I: # %bb.0:
|
|
; RV64I-NEXT: addi sp, sp, -32
|
|
; RV64I-NEXT: sd ra, 24(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: sd s0, 16(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: sd s1, 8(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: mv s0, a2
|
|
; RV64I-NEXT: mv s1, a1
|
|
; RV64I-NEXT: li a1, 0
|
|
; RV64I-NEXT: call __adddf3@plt
|
|
; RV64I-NEXT: li a1, -1
|
|
; RV64I-NEXT: slli a1, a1, 63
|
|
; RV64I-NEXT: xor a0, a0, a1
|
|
; RV64I-NEXT: mv a1, s1
|
|
; RV64I-NEXT: mv a2, s0
|
|
; RV64I-NEXT: call fma@plt
|
|
; RV64I-NEXT: ld ra, 24(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: ld s0, 16(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: ld s1, 8(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: addi sp, sp, 32
|
|
; RV64I-NEXT: ret
|
|
%a_ = fadd double 0.0, %a
|
|
%nega = fneg double %a_
|
|
%1 = call double @llvm.experimental.constrained.fma.f64(double %nega, double %b, double %c, metadata !"round.dynamic", metadata !"fpexcept.strict") strictfp
|
|
ret double %1
|
|
}
|
|
|
|
define double @fnmsub_d_2(double %a, double %b, double %c) nounwind strictfp {
|
|
; RV32IFD-LABEL: fnmsub_d_2:
|
|
; RV32IFD: # %bb.0:
|
|
; RV32IFD-NEXT: addi sp, sp, -16
|
|
; RV32IFD-NEXT: sw a4, 8(sp)
|
|
; RV32IFD-NEXT: sw a5, 12(sp)
|
|
; RV32IFD-NEXT: fld ft0, 8(sp)
|
|
; RV32IFD-NEXT: sw a0, 8(sp)
|
|
; RV32IFD-NEXT: sw a1, 12(sp)
|
|
; RV32IFD-NEXT: fld ft1, 8(sp)
|
|
; RV32IFD-NEXT: sw a2, 8(sp)
|
|
; RV32IFD-NEXT: sw a3, 12(sp)
|
|
; RV32IFD-NEXT: fld ft2, 8(sp)
|
|
; RV32IFD-NEXT: fcvt.d.w ft3, zero
|
|
; RV32IFD-NEXT: fadd.d ft2, ft2, ft3
|
|
; RV32IFD-NEXT: fnmsub.d ft0, ft2, ft1, ft0
|
|
; RV32IFD-NEXT: fsd ft0, 8(sp)
|
|
; RV32IFD-NEXT: lw a0, 8(sp)
|
|
; RV32IFD-NEXT: lw a1, 12(sp)
|
|
; RV32IFD-NEXT: addi sp, sp, 16
|
|
; RV32IFD-NEXT: ret
|
|
;
|
|
; RV64IFD-LABEL: fnmsub_d_2:
|
|
; RV64IFD: # %bb.0:
|
|
; RV64IFD-NEXT: fmv.d.x ft0, a2
|
|
; RV64IFD-NEXT: fmv.d.x ft1, a0
|
|
; RV64IFD-NEXT: fmv.d.x ft2, a1
|
|
; RV64IFD-NEXT: fmv.d.x ft3, zero
|
|
; RV64IFD-NEXT: fadd.d ft2, ft2, ft3
|
|
; RV64IFD-NEXT: fnmsub.d ft0, ft2, ft1, ft0
|
|
; RV64IFD-NEXT: fmv.x.d a0, ft0
|
|
; RV64IFD-NEXT: ret
|
|
;
|
|
; RV32I-LABEL: fnmsub_d_2:
|
|
; RV32I: # %bb.0:
|
|
; RV32I-NEXT: addi sp, sp, -32
|
|
; RV32I-NEXT: sw ra, 28(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s0, 24(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s1, 20(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s2, 16(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s3, 12(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: mv s2, a5
|
|
; RV32I-NEXT: mv s3, a4
|
|
; RV32I-NEXT: mv s0, a1
|
|
; RV32I-NEXT: mv s1, a0
|
|
; RV32I-NEXT: mv a0, a2
|
|
; RV32I-NEXT: mv a1, a3
|
|
; RV32I-NEXT: li a2, 0
|
|
; RV32I-NEXT: li a3, 0
|
|
; RV32I-NEXT: call __adddf3@plt
|
|
; RV32I-NEXT: mv a2, a0
|
|
; RV32I-NEXT: lui a0, 524288
|
|
; RV32I-NEXT: xor a3, a1, a0
|
|
; RV32I-NEXT: mv a0, s1
|
|
; RV32I-NEXT: mv a1, s0
|
|
; RV32I-NEXT: mv a4, s3
|
|
; RV32I-NEXT: mv a5, s2
|
|
; RV32I-NEXT: call fma@plt
|
|
; RV32I-NEXT: lw ra, 28(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s0, 24(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s1, 20(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s2, 16(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s3, 12(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: addi sp, sp, 32
|
|
; RV32I-NEXT: ret
|
|
;
|
|
; RV64I-LABEL: fnmsub_d_2:
|
|
; RV64I: # %bb.0:
|
|
; RV64I-NEXT: addi sp, sp, -32
|
|
; RV64I-NEXT: sd ra, 24(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: sd s0, 16(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: sd s1, 8(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: mv s0, a2
|
|
; RV64I-NEXT: mv s1, a0
|
|
; RV64I-NEXT: mv a0, a1
|
|
; RV64I-NEXT: li a1, 0
|
|
; RV64I-NEXT: call __adddf3@plt
|
|
; RV64I-NEXT: li a1, -1
|
|
; RV64I-NEXT: slli a1, a1, 63
|
|
; RV64I-NEXT: xor a1, a0, a1
|
|
; RV64I-NEXT: mv a0, s1
|
|
; RV64I-NEXT: mv a2, s0
|
|
; RV64I-NEXT: call fma@plt
|
|
; RV64I-NEXT: ld ra, 24(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: ld s0, 16(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: ld s1, 8(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: addi sp, sp, 32
|
|
; RV64I-NEXT: ret
|
|
%b_ = fadd double 0.0, %b
|
|
%negb = fneg double %b_
|
|
%1 = call double @llvm.experimental.constrained.fma.f64(double %a, double %negb, double %c, metadata !"round.dynamic", metadata !"fpexcept.strict") strictfp
|
|
ret double %1
|
|
}
|