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TheRock/compiler/amd-llvm/llvm/test/CodeGen/RISCV/bfloat-select-fcmp.ll
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; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 2
; RUN: llc -mtriple=riscv32 -mattr=+zfbfmin -verify-machineinstrs \
; RUN: -target-abi ilp32f < %s | FileCheck %s
; RUN: llc -mtriple=riscv64 -mattr=+zfbfmin -verify-machineinstrs \
; RUN: -target-abi lp64f < %s | FileCheck %s
define bfloat @select_fcmp_false(bfloat %a, bfloat %b) nounwind {
; CHECK-LABEL: select_fcmp_false:
; CHECK: # %bb.0:
; CHECK-NEXT: fmv.s fa0, fa1
; CHECK-NEXT: ret
%1 = fcmp false bfloat %a, %b
%2 = select i1 %1, bfloat %a, bfloat %b
ret bfloat %2
}
define bfloat @select_fcmp_oeq(bfloat %a, bfloat %b) nounwind {
; CHECK-LABEL: select_fcmp_oeq:
; CHECK: # %bb.0:
; CHECK-NEXT: fcvt.s.bf16 fa5, fa1
; CHECK-NEXT: fcvt.s.bf16 fa4, fa0
; CHECK-NEXT: feq.s a0, fa4, fa5
; CHECK-NEXT: bnez a0, .LBB1_2
; CHECK-NEXT: # %bb.1:
; CHECK-NEXT: fmv.s fa0, fa1
; CHECK-NEXT: .LBB1_2:
; CHECK-NEXT: ret
%1 = fcmp oeq bfloat %a, %b
%2 = select i1 %1, bfloat %a, bfloat %b
ret bfloat %2
}
define bfloat @select_fcmp_ogt(bfloat %a, bfloat %b) nounwind {
; CHECK-LABEL: select_fcmp_ogt:
; CHECK: # %bb.0:
; CHECK-NEXT: fcvt.s.bf16 fa5, fa0
; CHECK-NEXT: fcvt.s.bf16 fa4, fa1
; CHECK-NEXT: flt.s a0, fa4, fa5
; CHECK-NEXT: bnez a0, .LBB2_2
; CHECK-NEXT: # %bb.1:
; CHECK-NEXT: fmv.s fa0, fa1
; CHECK-NEXT: .LBB2_2:
; CHECK-NEXT: ret
%1 = fcmp ogt bfloat %a, %b
%2 = select i1 %1, bfloat %a, bfloat %b
ret bfloat %2
}
define bfloat @select_fcmp_oge(bfloat %a, bfloat %b) nounwind {
; CHECK-LABEL: select_fcmp_oge:
; CHECK: # %bb.0:
; CHECK-NEXT: fcvt.s.bf16 fa5, fa0
; CHECK-NEXT: fcvt.s.bf16 fa4, fa1
; CHECK-NEXT: fle.s a0, fa4, fa5
; CHECK-NEXT: bnez a0, .LBB3_2
; CHECK-NEXT: # %bb.1:
; CHECK-NEXT: fmv.s fa0, fa1
; CHECK-NEXT: .LBB3_2:
; CHECK-NEXT: ret
%1 = fcmp oge bfloat %a, %b
%2 = select i1 %1, bfloat %a, bfloat %b
ret bfloat %2
}
define bfloat @select_fcmp_olt(bfloat %a, bfloat %b) nounwind {
; CHECK-LABEL: select_fcmp_olt:
; CHECK: # %bb.0:
; CHECK-NEXT: fcvt.s.bf16 fa5, fa1
; CHECK-NEXT: fcvt.s.bf16 fa4, fa0
; CHECK-NEXT: flt.s a0, fa4, fa5
; CHECK-NEXT: bnez a0, .LBB4_2
; CHECK-NEXT: # %bb.1:
; CHECK-NEXT: fmv.s fa0, fa1
; CHECK-NEXT: .LBB4_2:
; CHECK-NEXT: ret
%1 = fcmp olt bfloat %a, %b
%2 = select i1 %1, bfloat %a, bfloat %b
ret bfloat %2
}
define bfloat @select_fcmp_ole(bfloat %a, bfloat %b) nounwind {
; CHECK-LABEL: select_fcmp_ole:
; CHECK: # %bb.0:
; CHECK-NEXT: fcvt.s.bf16 fa5, fa1
; CHECK-NEXT: fcvt.s.bf16 fa4, fa0
; CHECK-NEXT: fle.s a0, fa4, fa5
; CHECK-NEXT: bnez a0, .LBB5_2
; CHECK-NEXT: # %bb.1:
; CHECK-NEXT: fmv.s fa0, fa1
; CHECK-NEXT: .LBB5_2:
; CHECK-NEXT: ret
%1 = fcmp ole bfloat %a, %b
%2 = select i1 %1, bfloat %a, bfloat %b
ret bfloat %2
}
define bfloat @select_fcmp_one(bfloat %a, bfloat %b) nounwind {
; CHECK-LABEL: select_fcmp_one:
; CHECK: # %bb.0:
; CHECK-NEXT: fcvt.s.bf16 fa5, fa1
; CHECK-NEXT: fcvt.s.bf16 fa4, fa0
; CHECK-NEXT: flt.s a0, fa4, fa5
; CHECK-NEXT: flt.s a1, fa5, fa4
; CHECK-NEXT: or a0, a1, a0
; CHECK-NEXT: bnez a0, .LBB6_2
; CHECK-NEXT: # %bb.1:
; CHECK-NEXT: fmv.s fa0, fa1
; CHECK-NEXT: .LBB6_2:
; CHECK-NEXT: ret
%1 = fcmp one bfloat %a, %b
%2 = select i1 %1, bfloat %a, bfloat %b
ret bfloat %2
}
define bfloat @select_fcmp_ord(bfloat %a, bfloat %b) nounwind {
; CHECK-LABEL: select_fcmp_ord:
; CHECK: # %bb.0:
; CHECK-NEXT: fcvt.s.bf16 fa5, fa1
; CHECK-NEXT: feq.s a0, fa5, fa5
; CHECK-NEXT: fcvt.s.bf16 fa5, fa0
; CHECK-NEXT: feq.s a1, fa5, fa5
; CHECK-NEXT: and a0, a1, a0
; CHECK-NEXT: bnez a0, .LBB7_2
; CHECK-NEXT: # %bb.1:
; CHECK-NEXT: fmv.s fa0, fa1
; CHECK-NEXT: .LBB7_2:
; CHECK-NEXT: ret
%1 = fcmp ord bfloat %a, %b
%2 = select i1 %1, bfloat %a, bfloat %b
ret bfloat %2
}
define bfloat @select_fcmp_ueq(bfloat %a, bfloat %b) nounwind {
; CHECK-LABEL: select_fcmp_ueq:
; CHECK: # %bb.0:
; CHECK-NEXT: fcvt.s.bf16 fa5, fa1
; CHECK-NEXT: fcvt.s.bf16 fa4, fa0
; CHECK-NEXT: flt.s a0, fa4, fa5
; CHECK-NEXT: flt.s a1, fa5, fa4
; CHECK-NEXT: or a0, a1, a0
; CHECK-NEXT: beqz a0, .LBB8_2
; CHECK-NEXT: # %bb.1:
; CHECK-NEXT: fmv.s fa0, fa1
; CHECK-NEXT: .LBB8_2:
; CHECK-NEXT: ret
%1 = fcmp ueq bfloat %a, %b
%2 = select i1 %1, bfloat %a, bfloat %b
ret bfloat %2
}
define bfloat @select_fcmp_ugt(bfloat %a, bfloat %b) nounwind {
; CHECK-LABEL: select_fcmp_ugt:
; CHECK: # %bb.0:
; CHECK-NEXT: fcvt.s.bf16 fa5, fa1
; CHECK-NEXT: fcvt.s.bf16 fa4, fa0
; CHECK-NEXT: fle.s a0, fa4, fa5
; CHECK-NEXT: beqz a0, .LBB9_2
; CHECK-NEXT: # %bb.1:
; CHECK-NEXT: fmv.s fa0, fa1
; CHECK-NEXT: .LBB9_2:
; CHECK-NEXT: ret
%1 = fcmp ugt bfloat %a, %b
%2 = select i1 %1, bfloat %a, bfloat %b
ret bfloat %2
}
define bfloat @select_fcmp_uge(bfloat %a, bfloat %b) nounwind {
; CHECK-LABEL: select_fcmp_uge:
; CHECK: # %bb.0:
; CHECK-NEXT: fcvt.s.bf16 fa5, fa1
; CHECK-NEXT: fcvt.s.bf16 fa4, fa0
; CHECK-NEXT: flt.s a0, fa4, fa5
; CHECK-NEXT: beqz a0, .LBB10_2
; CHECK-NEXT: # %bb.1:
; CHECK-NEXT: fmv.s fa0, fa1
; CHECK-NEXT: .LBB10_2:
; CHECK-NEXT: ret
%1 = fcmp uge bfloat %a, %b
%2 = select i1 %1, bfloat %a, bfloat %b
ret bfloat %2
}
define bfloat @select_fcmp_ult(bfloat %a, bfloat %b) nounwind {
; CHECK-LABEL: select_fcmp_ult:
; CHECK: # %bb.0:
; CHECK-NEXT: fcvt.s.bf16 fa5, fa0
; CHECK-NEXT: fcvt.s.bf16 fa4, fa1
; CHECK-NEXT: fle.s a0, fa4, fa5
; CHECK-NEXT: beqz a0, .LBB11_2
; CHECK-NEXT: # %bb.1:
; CHECK-NEXT: fmv.s fa0, fa1
; CHECK-NEXT: .LBB11_2:
; CHECK-NEXT: ret
%1 = fcmp ult bfloat %a, %b
%2 = select i1 %1, bfloat %a, bfloat %b
ret bfloat %2
}
define bfloat @select_fcmp_ule(bfloat %a, bfloat %b) nounwind {
; CHECK-LABEL: select_fcmp_ule:
; CHECK: # %bb.0:
; CHECK-NEXT: fcvt.s.bf16 fa5, fa0
; CHECK-NEXT: fcvt.s.bf16 fa4, fa1
; CHECK-NEXT: flt.s a0, fa4, fa5
; CHECK-NEXT: beqz a0, .LBB12_2
; CHECK-NEXT: # %bb.1:
; CHECK-NEXT: fmv.s fa0, fa1
; CHECK-NEXT: .LBB12_2:
; CHECK-NEXT: ret
%1 = fcmp ule bfloat %a, %b
%2 = select i1 %1, bfloat %a, bfloat %b
ret bfloat %2
}
define bfloat @select_fcmp_une(bfloat %a, bfloat %b) nounwind {
; CHECK-LABEL: select_fcmp_une:
; CHECK: # %bb.0:
; CHECK-NEXT: fcvt.s.bf16 fa5, fa1
; CHECK-NEXT: fcvt.s.bf16 fa4, fa0
; CHECK-NEXT: feq.s a0, fa4, fa5
; CHECK-NEXT: beqz a0, .LBB13_2
; CHECK-NEXT: # %bb.1:
; CHECK-NEXT: fmv.s fa0, fa1
; CHECK-NEXT: .LBB13_2:
; CHECK-NEXT: ret
%1 = fcmp une bfloat %a, %b
%2 = select i1 %1, bfloat %a, bfloat %b
ret bfloat %2
}
define bfloat @select_fcmp_uno(bfloat %a, bfloat %b) nounwind {
; CHECK-LABEL: select_fcmp_uno:
; CHECK: # %bb.0:
; CHECK-NEXT: fcvt.s.bf16 fa5, fa1
; CHECK-NEXT: feq.s a0, fa5, fa5
; CHECK-NEXT: fcvt.s.bf16 fa5, fa0
; CHECK-NEXT: feq.s a1, fa5, fa5
; CHECK-NEXT: and a0, a1, a0
; CHECK-NEXT: beqz a0, .LBB14_2
; CHECK-NEXT: # %bb.1:
; CHECK-NEXT: fmv.s fa0, fa1
; CHECK-NEXT: .LBB14_2:
; CHECK-NEXT: ret
%1 = fcmp uno bfloat %a, %b
%2 = select i1 %1, bfloat %a, bfloat %b
ret bfloat %2
}
define bfloat @select_fcmp_true(bfloat %a, bfloat %b) nounwind {
; CHECK-LABEL: select_fcmp_true:
; CHECK: # %bb.0:
; CHECK-NEXT: ret
%1 = fcmp true bfloat %a, %b
%2 = select i1 %1, bfloat %a, bfloat %b
ret bfloat %2
}
; Ensure that ISel succeeds for a select+fcmp that has an i32 result type.
define i32 @i32_select_fcmp_oeq(bfloat %a, bfloat %b, i32 %c, i32 %d) nounwind {
; CHECK-LABEL: i32_select_fcmp_oeq:
; CHECK: # %bb.0:
; CHECK-NEXT: fcvt.s.bf16 fa5, fa1
; CHECK-NEXT: fcvt.s.bf16 fa4, fa0
; CHECK-NEXT: feq.s a2, fa4, fa5
; CHECK-NEXT: bnez a2, .LBB16_2
; CHECK-NEXT: # %bb.1:
; CHECK-NEXT: mv a0, a1
; CHECK-NEXT: .LBB16_2:
; CHECK-NEXT: ret
%1 = fcmp oeq bfloat %a, %b
%2 = select i1 %1, i32 %c, i32 %d
ret i32 %2
}
define i32 @select_fcmp_oeq_1_2(bfloat %a, bfloat %b) {
; CHECK-LABEL: select_fcmp_oeq_1_2:
; CHECK: # %bb.0:
; CHECK-NEXT: fcvt.s.bf16 fa5, fa1
; CHECK-NEXT: fcvt.s.bf16 fa4, fa0
; CHECK-NEXT: feq.s a0, fa4, fa5
; CHECK-NEXT: li a1, 2
; CHECK-NEXT: sub a0, a1, a0
; CHECK-NEXT: ret
%1 = fcmp fast oeq bfloat %a, %b
%2 = select i1 %1, i32 1, i32 2
ret i32 %2
}
define signext i32 @select_fcmp_uge_negone_zero(bfloat %a, bfloat %b) nounwind {
; CHECK-LABEL: select_fcmp_uge_negone_zero:
; CHECK: # %bb.0:
; CHECK-NEXT: fcvt.s.bf16 fa5, fa1
; CHECK-NEXT: fcvt.s.bf16 fa4, fa0
; CHECK-NEXT: fle.s a0, fa4, fa5
; CHECK-NEXT: addi a0, a0, -1
; CHECK-NEXT: ret
%1 = fcmp ugt bfloat %a, %b
%2 = select i1 %1, i32 -1, i32 0
ret i32 %2
}
define signext i32 @select_fcmp_uge_1_2(bfloat %a, bfloat %b) nounwind {
; CHECK-LABEL: select_fcmp_uge_1_2:
; CHECK: # %bb.0:
; CHECK-NEXT: fcvt.s.bf16 fa5, fa1
; CHECK-NEXT: fcvt.s.bf16 fa4, fa0
; CHECK-NEXT: fle.s a0, fa4, fa5
; CHECK-NEXT: addi a0, a0, 1
; CHECK-NEXT: ret
%1 = fcmp ugt bfloat %a, %b
%2 = select i1 %1, i32 1, i32 2
ret i32 %2
}
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