486 lines
14 KiB
LLVM
486 lines
14 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc -mtriple=riscv32 -mattr=+f -verify-machineinstrs < %s \
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; RUN: | FileCheck -check-prefix=RV32IF %s
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; RUN: llc -mtriple=riscv64 -mattr=+f -verify-machineinstrs < %s \
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; RUN: | FileCheck -check-prefix=RV64IF %s
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define float @select_fcmp_false(float %a, float %b) nounwind {
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; RV32IF-LABEL: select_fcmp_false:
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; RV32IF: # %bb.0:
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; RV32IF-NEXT: mv a0, a1
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; RV32IF-NEXT: ret
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;
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; RV64IF-LABEL: select_fcmp_false:
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; RV64IF: # %bb.0:
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; RV64IF-NEXT: mv a0, a1
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; RV64IF-NEXT: ret
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%1 = fcmp false float %a, %b
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%2 = select i1 %1, float %a, float %b
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ret float %2
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}
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define float @select_fcmp_oeq(float %a, float %b) nounwind {
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; RV32IF-LABEL: select_fcmp_oeq:
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; RV32IF: # %bb.0:
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; RV32IF-NEXT: fmv.w.x ft1, a1
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; RV32IF-NEXT: fmv.w.x ft0, a0
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; RV32IF-NEXT: feq.s a0, ft0, ft1
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; RV32IF-NEXT: bnez a0, .LBB1_2
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; RV32IF-NEXT: # %bb.1:
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; RV32IF-NEXT: fmv.s ft0, ft1
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; RV32IF-NEXT: .LBB1_2:
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; RV32IF-NEXT: fmv.x.w a0, ft0
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; RV32IF-NEXT: ret
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;
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; RV64IF-LABEL: select_fcmp_oeq:
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; RV64IF: # %bb.0:
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; RV64IF-NEXT: fmv.w.x ft1, a1
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; RV64IF-NEXT: fmv.w.x ft0, a0
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; RV64IF-NEXT: feq.s a0, ft0, ft1
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; RV64IF-NEXT: bnez a0, .LBB1_2
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; RV64IF-NEXT: # %bb.1:
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; RV64IF-NEXT: fmv.s ft0, ft1
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; RV64IF-NEXT: .LBB1_2:
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; RV64IF-NEXT: fmv.x.w a0, ft0
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; RV64IF-NEXT: ret
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%1 = fcmp oeq float %a, %b
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%2 = select i1 %1, float %a, float %b
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ret float %2
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}
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define float @select_fcmp_ogt(float %a, float %b) nounwind {
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; RV32IF-LABEL: select_fcmp_ogt:
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; RV32IF: # %bb.0:
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; RV32IF-NEXT: fmv.w.x ft0, a0
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; RV32IF-NEXT: fmv.w.x ft1, a1
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; RV32IF-NEXT: flt.s a0, ft1, ft0
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; RV32IF-NEXT: bnez a0, .LBB2_2
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; RV32IF-NEXT: # %bb.1:
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; RV32IF-NEXT: fmv.s ft0, ft1
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; RV32IF-NEXT: .LBB2_2:
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; RV32IF-NEXT: fmv.x.w a0, ft0
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; RV32IF-NEXT: ret
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;
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; RV64IF-LABEL: select_fcmp_ogt:
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; RV64IF: # %bb.0:
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; RV64IF-NEXT: fmv.w.x ft0, a0
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; RV64IF-NEXT: fmv.w.x ft1, a1
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; RV64IF-NEXT: flt.s a0, ft1, ft0
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; RV64IF-NEXT: bnez a0, .LBB2_2
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; RV64IF-NEXT: # %bb.1:
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; RV64IF-NEXT: fmv.s ft0, ft1
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; RV64IF-NEXT: .LBB2_2:
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; RV64IF-NEXT: fmv.x.w a0, ft0
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; RV64IF-NEXT: ret
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%1 = fcmp ogt float %a, %b
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%2 = select i1 %1, float %a, float %b
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ret float %2
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}
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define float @select_fcmp_oge(float %a, float %b) nounwind {
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; RV32IF-LABEL: select_fcmp_oge:
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; RV32IF: # %bb.0:
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; RV32IF-NEXT: fmv.w.x ft0, a0
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; RV32IF-NEXT: fmv.w.x ft1, a1
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; RV32IF-NEXT: fle.s a0, ft1, ft0
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; RV32IF-NEXT: bnez a0, .LBB3_2
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; RV32IF-NEXT: # %bb.1:
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; RV32IF-NEXT: fmv.s ft0, ft1
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; RV32IF-NEXT: .LBB3_2:
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; RV32IF-NEXT: fmv.x.w a0, ft0
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; RV32IF-NEXT: ret
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;
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; RV64IF-LABEL: select_fcmp_oge:
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; RV64IF: # %bb.0:
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; RV64IF-NEXT: fmv.w.x ft0, a0
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; RV64IF-NEXT: fmv.w.x ft1, a1
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; RV64IF-NEXT: fle.s a0, ft1, ft0
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; RV64IF-NEXT: bnez a0, .LBB3_2
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; RV64IF-NEXT: # %bb.1:
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; RV64IF-NEXT: fmv.s ft0, ft1
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; RV64IF-NEXT: .LBB3_2:
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; RV64IF-NEXT: fmv.x.w a0, ft0
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; RV64IF-NEXT: ret
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%1 = fcmp oge float %a, %b
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%2 = select i1 %1, float %a, float %b
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ret float %2
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}
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define float @select_fcmp_olt(float %a, float %b) nounwind {
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; RV32IF-LABEL: select_fcmp_olt:
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; RV32IF: # %bb.0:
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; RV32IF-NEXT: fmv.w.x ft1, a1
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; RV32IF-NEXT: fmv.w.x ft0, a0
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; RV32IF-NEXT: flt.s a0, ft0, ft1
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; RV32IF-NEXT: bnez a0, .LBB4_2
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; RV32IF-NEXT: # %bb.1:
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; RV32IF-NEXT: fmv.s ft0, ft1
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; RV32IF-NEXT: .LBB4_2:
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; RV32IF-NEXT: fmv.x.w a0, ft0
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; RV32IF-NEXT: ret
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;
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; RV64IF-LABEL: select_fcmp_olt:
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; RV64IF: # %bb.0:
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; RV64IF-NEXT: fmv.w.x ft1, a1
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; RV64IF-NEXT: fmv.w.x ft0, a0
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; RV64IF-NEXT: flt.s a0, ft0, ft1
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; RV64IF-NEXT: bnez a0, .LBB4_2
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; RV64IF-NEXT: # %bb.1:
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; RV64IF-NEXT: fmv.s ft0, ft1
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; RV64IF-NEXT: .LBB4_2:
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; RV64IF-NEXT: fmv.x.w a0, ft0
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; RV64IF-NEXT: ret
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%1 = fcmp olt float %a, %b
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%2 = select i1 %1, float %a, float %b
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ret float %2
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}
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define float @select_fcmp_ole(float %a, float %b) nounwind {
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; RV32IF-LABEL: select_fcmp_ole:
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; RV32IF: # %bb.0:
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; RV32IF-NEXT: fmv.w.x ft1, a1
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; RV32IF-NEXT: fmv.w.x ft0, a0
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; RV32IF-NEXT: fle.s a0, ft0, ft1
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; RV32IF-NEXT: bnez a0, .LBB5_2
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; RV32IF-NEXT: # %bb.1:
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; RV32IF-NEXT: fmv.s ft0, ft1
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; RV32IF-NEXT: .LBB5_2:
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; RV32IF-NEXT: fmv.x.w a0, ft0
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; RV32IF-NEXT: ret
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;
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; RV64IF-LABEL: select_fcmp_ole:
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; RV64IF: # %bb.0:
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; RV64IF-NEXT: fmv.w.x ft1, a1
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; RV64IF-NEXT: fmv.w.x ft0, a0
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; RV64IF-NEXT: fle.s a0, ft0, ft1
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; RV64IF-NEXT: bnez a0, .LBB5_2
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; RV64IF-NEXT: # %bb.1:
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; RV64IF-NEXT: fmv.s ft0, ft1
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; RV64IF-NEXT: .LBB5_2:
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; RV64IF-NEXT: fmv.x.w a0, ft0
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; RV64IF-NEXT: ret
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%1 = fcmp ole float %a, %b
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%2 = select i1 %1, float %a, float %b
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ret float %2
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}
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define float @select_fcmp_one(float %a, float %b) nounwind {
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; RV32IF-LABEL: select_fcmp_one:
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; RV32IF: # %bb.0:
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; RV32IF-NEXT: fmv.w.x ft1, a1
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; RV32IF-NEXT: fmv.w.x ft0, a0
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; RV32IF-NEXT: flt.s a0, ft0, ft1
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; RV32IF-NEXT: flt.s a1, ft1, ft0
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; RV32IF-NEXT: or a0, a1, a0
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; RV32IF-NEXT: bnez a0, .LBB6_2
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; RV32IF-NEXT: # %bb.1:
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; RV32IF-NEXT: fmv.s ft0, ft1
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; RV32IF-NEXT: .LBB6_2:
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; RV32IF-NEXT: fmv.x.w a0, ft0
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; RV32IF-NEXT: ret
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;
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; RV64IF-LABEL: select_fcmp_one:
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; RV64IF: # %bb.0:
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; RV64IF-NEXT: fmv.w.x ft1, a1
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; RV64IF-NEXT: fmv.w.x ft0, a0
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; RV64IF-NEXT: flt.s a0, ft0, ft1
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; RV64IF-NEXT: flt.s a1, ft1, ft0
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; RV64IF-NEXT: or a0, a1, a0
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; RV64IF-NEXT: bnez a0, .LBB6_2
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; RV64IF-NEXT: # %bb.1:
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; RV64IF-NEXT: fmv.s ft0, ft1
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; RV64IF-NEXT: .LBB6_2:
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; RV64IF-NEXT: fmv.x.w a0, ft0
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; RV64IF-NEXT: ret
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%1 = fcmp one float %a, %b
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%2 = select i1 %1, float %a, float %b
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ret float %2
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}
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define float @select_fcmp_ord(float %a, float %b) nounwind {
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; RV32IF-LABEL: select_fcmp_ord:
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; RV32IF: # %bb.0:
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; RV32IF-NEXT: fmv.w.x ft0, a0
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; RV32IF-NEXT: fmv.w.x ft1, a1
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; RV32IF-NEXT: feq.s a0, ft1, ft1
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; RV32IF-NEXT: feq.s a1, ft0, ft0
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; RV32IF-NEXT: and a0, a1, a0
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; RV32IF-NEXT: bnez a0, .LBB7_2
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; RV32IF-NEXT: # %bb.1:
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; RV32IF-NEXT: fmv.s ft0, ft1
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; RV32IF-NEXT: .LBB7_2:
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; RV32IF-NEXT: fmv.x.w a0, ft0
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; RV32IF-NEXT: ret
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;
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; RV64IF-LABEL: select_fcmp_ord:
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; RV64IF: # %bb.0:
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; RV64IF-NEXT: fmv.w.x ft0, a0
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; RV64IF-NEXT: fmv.w.x ft1, a1
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; RV64IF-NEXT: feq.s a0, ft1, ft1
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; RV64IF-NEXT: feq.s a1, ft0, ft0
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; RV64IF-NEXT: and a0, a1, a0
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; RV64IF-NEXT: bnez a0, .LBB7_2
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; RV64IF-NEXT: # %bb.1:
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; RV64IF-NEXT: fmv.s ft0, ft1
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; RV64IF-NEXT: .LBB7_2:
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; RV64IF-NEXT: fmv.x.w a0, ft0
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; RV64IF-NEXT: ret
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%1 = fcmp ord float %a, %b
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%2 = select i1 %1, float %a, float %b
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ret float %2
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}
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define float @select_fcmp_ueq(float %a, float %b) nounwind {
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; RV32IF-LABEL: select_fcmp_ueq:
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; RV32IF: # %bb.0:
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; RV32IF-NEXT: fmv.w.x ft1, a1
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; RV32IF-NEXT: fmv.w.x ft0, a0
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; RV32IF-NEXT: flt.s a0, ft0, ft1
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; RV32IF-NEXT: flt.s a1, ft1, ft0
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; RV32IF-NEXT: or a0, a1, a0
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; RV32IF-NEXT: beqz a0, .LBB8_2
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; RV32IF-NEXT: # %bb.1:
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; RV32IF-NEXT: fmv.s ft0, ft1
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; RV32IF-NEXT: .LBB8_2:
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; RV32IF-NEXT: fmv.x.w a0, ft0
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; RV32IF-NEXT: ret
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;
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; RV64IF-LABEL: select_fcmp_ueq:
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; RV64IF: # %bb.0:
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; RV64IF-NEXT: fmv.w.x ft1, a1
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; RV64IF-NEXT: fmv.w.x ft0, a0
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; RV64IF-NEXT: flt.s a0, ft0, ft1
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; RV64IF-NEXT: flt.s a1, ft1, ft0
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; RV64IF-NEXT: or a0, a1, a0
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; RV64IF-NEXT: beqz a0, .LBB8_2
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; RV64IF-NEXT: # %bb.1:
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; RV64IF-NEXT: fmv.s ft0, ft1
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; RV64IF-NEXT: .LBB8_2:
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; RV64IF-NEXT: fmv.x.w a0, ft0
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; RV64IF-NEXT: ret
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%1 = fcmp ueq float %a, %b
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%2 = select i1 %1, float %a, float %b
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ret float %2
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}
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define float @select_fcmp_ugt(float %a, float %b) nounwind {
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; RV32IF-LABEL: select_fcmp_ugt:
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; RV32IF: # %bb.0:
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; RV32IF-NEXT: fmv.w.x ft1, a1
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; RV32IF-NEXT: fmv.w.x ft0, a0
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; RV32IF-NEXT: fle.s a0, ft0, ft1
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; RV32IF-NEXT: beqz a0, .LBB9_2
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; RV32IF-NEXT: # %bb.1:
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; RV32IF-NEXT: fmv.s ft0, ft1
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; RV32IF-NEXT: .LBB9_2:
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; RV32IF-NEXT: fmv.x.w a0, ft0
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; RV32IF-NEXT: ret
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;
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; RV64IF-LABEL: select_fcmp_ugt:
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; RV64IF: # %bb.0:
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; RV64IF-NEXT: fmv.w.x ft1, a1
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; RV64IF-NEXT: fmv.w.x ft0, a0
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; RV64IF-NEXT: fle.s a0, ft0, ft1
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; RV64IF-NEXT: beqz a0, .LBB9_2
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; RV64IF-NEXT: # %bb.1:
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; RV64IF-NEXT: fmv.s ft0, ft1
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; RV64IF-NEXT: .LBB9_2:
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; RV64IF-NEXT: fmv.x.w a0, ft0
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; RV64IF-NEXT: ret
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%1 = fcmp ugt float %a, %b
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%2 = select i1 %1, float %a, float %b
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ret float %2
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}
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define float @select_fcmp_uge(float %a, float %b) nounwind {
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; RV32IF-LABEL: select_fcmp_uge:
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; RV32IF: # %bb.0:
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; RV32IF-NEXT: fmv.w.x ft1, a1
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; RV32IF-NEXT: fmv.w.x ft0, a0
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; RV32IF-NEXT: flt.s a0, ft0, ft1
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; RV32IF-NEXT: beqz a0, .LBB10_2
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; RV32IF-NEXT: # %bb.1:
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; RV32IF-NEXT: fmv.s ft0, ft1
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; RV32IF-NEXT: .LBB10_2:
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; RV32IF-NEXT: fmv.x.w a0, ft0
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; RV32IF-NEXT: ret
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;
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; RV64IF-LABEL: select_fcmp_uge:
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; RV64IF: # %bb.0:
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; RV64IF-NEXT: fmv.w.x ft1, a1
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; RV64IF-NEXT: fmv.w.x ft0, a0
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; RV64IF-NEXT: flt.s a0, ft0, ft1
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; RV64IF-NEXT: beqz a0, .LBB10_2
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; RV64IF-NEXT: # %bb.1:
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; RV64IF-NEXT: fmv.s ft0, ft1
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; RV64IF-NEXT: .LBB10_2:
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; RV64IF-NEXT: fmv.x.w a0, ft0
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; RV64IF-NEXT: ret
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%1 = fcmp uge float %a, %b
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%2 = select i1 %1, float %a, float %b
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ret float %2
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}
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define float @select_fcmp_ult(float %a, float %b) nounwind {
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; RV32IF-LABEL: select_fcmp_ult:
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; RV32IF: # %bb.0:
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; RV32IF-NEXT: fmv.w.x ft0, a0
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; RV32IF-NEXT: fmv.w.x ft1, a1
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; RV32IF-NEXT: fle.s a0, ft1, ft0
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; RV32IF-NEXT: beqz a0, .LBB11_2
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; RV32IF-NEXT: # %bb.1:
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; RV32IF-NEXT: fmv.s ft0, ft1
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; RV32IF-NEXT: .LBB11_2:
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; RV32IF-NEXT: fmv.x.w a0, ft0
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; RV32IF-NEXT: ret
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;
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; RV64IF-LABEL: select_fcmp_ult:
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; RV64IF: # %bb.0:
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; RV64IF-NEXT: fmv.w.x ft0, a0
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; RV64IF-NEXT: fmv.w.x ft1, a1
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; RV64IF-NEXT: fle.s a0, ft1, ft0
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; RV64IF-NEXT: beqz a0, .LBB11_2
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; RV64IF-NEXT: # %bb.1:
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; RV64IF-NEXT: fmv.s ft0, ft1
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; RV64IF-NEXT: .LBB11_2:
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; RV64IF-NEXT: fmv.x.w a0, ft0
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; RV64IF-NEXT: ret
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%1 = fcmp ult float %a, %b
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%2 = select i1 %1, float %a, float %b
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ret float %2
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}
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define float @select_fcmp_ule(float %a, float %b) nounwind {
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; RV32IF-LABEL: select_fcmp_ule:
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; RV32IF: # %bb.0:
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; RV32IF-NEXT: fmv.w.x ft0, a0
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; RV32IF-NEXT: fmv.w.x ft1, a1
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; RV32IF-NEXT: flt.s a0, ft1, ft0
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; RV32IF-NEXT: beqz a0, .LBB12_2
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; RV32IF-NEXT: # %bb.1:
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; RV32IF-NEXT: fmv.s ft0, ft1
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; RV32IF-NEXT: .LBB12_2:
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; RV32IF-NEXT: fmv.x.w a0, ft0
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; RV32IF-NEXT: ret
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;
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; RV64IF-LABEL: select_fcmp_ule:
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; RV64IF: # %bb.0:
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; RV64IF-NEXT: fmv.w.x ft0, a0
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; RV64IF-NEXT: fmv.w.x ft1, a1
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; RV64IF-NEXT: flt.s a0, ft1, ft0
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; RV64IF-NEXT: beqz a0, .LBB12_2
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; RV64IF-NEXT: # %bb.1:
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; RV64IF-NEXT: fmv.s ft0, ft1
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; RV64IF-NEXT: .LBB12_2:
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; RV64IF-NEXT: fmv.x.w a0, ft0
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; RV64IF-NEXT: ret
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%1 = fcmp ule float %a, %b
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%2 = select i1 %1, float %a, float %b
|
|
ret float %2
|
|
}
|
|
|
|
define float @select_fcmp_une(float %a, float %b) nounwind {
|
|
; RV32IF-LABEL: select_fcmp_une:
|
|
; RV32IF: # %bb.0:
|
|
; RV32IF-NEXT: fmv.w.x ft1, a1
|
|
; RV32IF-NEXT: fmv.w.x ft0, a0
|
|
; RV32IF-NEXT: feq.s a0, ft0, ft1
|
|
; RV32IF-NEXT: beqz a0, .LBB13_2
|
|
; RV32IF-NEXT: # %bb.1:
|
|
; RV32IF-NEXT: fmv.s ft0, ft1
|
|
; RV32IF-NEXT: .LBB13_2:
|
|
; RV32IF-NEXT: fmv.x.w a0, ft0
|
|
; RV32IF-NEXT: ret
|
|
;
|
|
; RV64IF-LABEL: select_fcmp_une:
|
|
; RV64IF: # %bb.0:
|
|
; RV64IF-NEXT: fmv.w.x ft1, a1
|
|
; RV64IF-NEXT: fmv.w.x ft0, a0
|
|
; RV64IF-NEXT: feq.s a0, ft0, ft1
|
|
; RV64IF-NEXT: beqz a0, .LBB13_2
|
|
; RV64IF-NEXT: # %bb.1:
|
|
; RV64IF-NEXT: fmv.s ft0, ft1
|
|
; RV64IF-NEXT: .LBB13_2:
|
|
; RV64IF-NEXT: fmv.x.w a0, ft0
|
|
; RV64IF-NEXT: ret
|
|
%1 = fcmp une float %a, %b
|
|
%2 = select i1 %1, float %a, float %b
|
|
ret float %2
|
|
}
|
|
|
|
define float @select_fcmp_uno(float %a, float %b) nounwind {
|
|
; RV32IF-LABEL: select_fcmp_uno:
|
|
; RV32IF: # %bb.0:
|
|
; RV32IF-NEXT: fmv.w.x ft0, a0
|
|
; RV32IF-NEXT: fmv.w.x ft1, a1
|
|
; RV32IF-NEXT: feq.s a0, ft1, ft1
|
|
; RV32IF-NEXT: feq.s a1, ft0, ft0
|
|
; RV32IF-NEXT: and a0, a1, a0
|
|
; RV32IF-NEXT: beqz a0, .LBB14_2
|
|
; RV32IF-NEXT: # %bb.1:
|
|
; RV32IF-NEXT: fmv.s ft0, ft1
|
|
; RV32IF-NEXT: .LBB14_2:
|
|
; RV32IF-NEXT: fmv.x.w a0, ft0
|
|
; RV32IF-NEXT: ret
|
|
;
|
|
; RV64IF-LABEL: select_fcmp_uno:
|
|
; RV64IF: # %bb.0:
|
|
; RV64IF-NEXT: fmv.w.x ft0, a0
|
|
; RV64IF-NEXT: fmv.w.x ft1, a1
|
|
; RV64IF-NEXT: feq.s a0, ft1, ft1
|
|
; RV64IF-NEXT: feq.s a1, ft0, ft0
|
|
; RV64IF-NEXT: and a0, a1, a0
|
|
; RV64IF-NEXT: beqz a0, .LBB14_2
|
|
; RV64IF-NEXT: # %bb.1:
|
|
; RV64IF-NEXT: fmv.s ft0, ft1
|
|
; RV64IF-NEXT: .LBB14_2:
|
|
; RV64IF-NEXT: fmv.x.w a0, ft0
|
|
; RV64IF-NEXT: ret
|
|
%1 = fcmp uno float %a, %b
|
|
%2 = select i1 %1, float %a, float %b
|
|
ret float %2
|
|
}
|
|
|
|
define float @select_fcmp_true(float %a, float %b) nounwind {
|
|
; RV32IF-LABEL: select_fcmp_true:
|
|
; RV32IF: # %bb.0:
|
|
; RV32IF-NEXT: ret
|
|
;
|
|
; RV64IF-LABEL: select_fcmp_true:
|
|
; RV64IF: # %bb.0:
|
|
; RV64IF-NEXT: ret
|
|
%1 = fcmp true float %a, %b
|
|
%2 = select i1 %1, float %a, float %b
|
|
ret float %2
|
|
}
|
|
|
|
; Ensure that ISel succeeds for a select+fcmp that has an i32 result type.
|
|
define i32 @i32_select_fcmp_oeq(float %a, float %b, i32 %c, i32 %d) nounwind {
|
|
; RV32IF-LABEL: i32_select_fcmp_oeq:
|
|
; RV32IF: # %bb.0:
|
|
; RV32IF-NEXT: fmv.w.x ft0, a1
|
|
; RV32IF-NEXT: fmv.w.x ft1, a0
|
|
; RV32IF-NEXT: feq.s a1, ft1, ft0
|
|
; RV32IF-NEXT: mv a0, a2
|
|
; RV32IF-NEXT: bnez a1, .LBB16_2
|
|
; RV32IF-NEXT: # %bb.1:
|
|
; RV32IF-NEXT: mv a0, a3
|
|
; RV32IF-NEXT: .LBB16_2:
|
|
; RV32IF-NEXT: ret
|
|
;
|
|
; RV64IF-LABEL: i32_select_fcmp_oeq:
|
|
; RV64IF: # %bb.0:
|
|
; RV64IF-NEXT: fmv.w.x ft0, a1
|
|
; RV64IF-NEXT: fmv.w.x ft1, a0
|
|
; RV64IF-NEXT: feq.s a1, ft1, ft0
|
|
; RV64IF-NEXT: mv a0, a2
|
|
; RV64IF-NEXT: bnez a1, .LBB16_2
|
|
; RV64IF-NEXT: # %bb.1:
|
|
; RV64IF-NEXT: mv a0, a3
|
|
; RV64IF-NEXT: .LBB16_2:
|
|
; RV64IF-NEXT: ret
|
|
%1 = fcmp oeq float %a, %b
|
|
%2 = select i1 %1, i32 %c, i32 %d
|
|
ret i32 %2
|
|
}
|