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llvm / llvm-project / llvm / 0f046bf7abbdfa40aeef31d86835b7adb530511f / . / test / CodeGen / RISCV / bfloat-convert.ll
blob: 9e2b0b5c3cbb411a78cef1901c91e2af049b6168 [file] [log] [blame]
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 2
; RUN: llc -mtriple=riscv32 -mattr=+experimental-zfbfmin -verify-machineinstrs \
; RUN: -target-abi ilp32f < %s | FileCheck -check-prefixes=CHECK32ZFBFMIN,RV32IZFBFMIN %s
; RUN: llc -mtriple=riscv32 -mattr=+d,+experimental-zfbfmin -verify-machineinstrs \
; RUN: -target-abi ilp32d < %s | FileCheck -check-prefixes=CHECK32ZFBFMIN,R32IDZFBFMIN %s
; RUN: llc -mtriple=riscv32 -mattr=+d -verify-machineinstrs \
; RUN: -target-abi ilp32d < %s | FileCheck -check-prefixes=RV32ID %s
; RUN: llc -mtriple=riscv64 -mattr=+experimental-zfbfmin -verify-machineinstrs \
; RUN: -target-abi lp64f < %s | FileCheck -check-prefixes=CHECK64ZFBFMIN,RV64IZFBFMIN %s
; RUN: llc -mtriple=riscv64 -mattr=+d,+experimental-zfbfmin -verify-machineinstrs \
; RUN: -target-abi lp64d < %s | FileCheck -check-prefixes=CHECK64ZFBFMIN,RV64IDZFBFMIN %s
; RUN: llc -mtriple=riscv64 -mattr=+d -verify-machineinstrs \
; RUN: -target-abi lp64d < %s | FileCheck -check-prefixes=RV64ID %s
; These tests descend from float-arith.ll, where each function was targeted at
; a particular RISC-V FPU instruction.
define i16 @fcvt_si_bf16(bfloat %a) nounwind {
; CHECK32ZFBFMIN-LABEL: fcvt_si_bf16:
; CHECK32ZFBFMIN: # %bb.0:
; CHECK32ZFBFMIN-NEXT: fcvt.s.bf16 fa5, fa0, rne
; CHECK32ZFBFMIN-NEXT: fcvt.w.s a0, fa5, rtz
; CHECK32ZFBFMIN-NEXT: ret
;
; RV32ID-LABEL: fcvt_si_bf16:
; RV32ID: # %bb.0:
; RV32ID-NEXT: fmv.x.w a0, fa0
; RV32ID-NEXT: slli a0, a0, 16
; RV32ID-NEXT: fmv.w.x fa5, a0
; RV32ID-NEXT: fcvt.w.s a0, fa5, rtz
; RV32ID-NEXT: ret
;
; CHECK64ZFBFMIN-LABEL: fcvt_si_bf16:
; CHECK64ZFBFMIN: # %bb.0:
; CHECK64ZFBFMIN-NEXT: fcvt.s.bf16 fa5, fa0, rne
; CHECK64ZFBFMIN-NEXT: fcvt.l.s a0, fa5, rtz
; CHECK64ZFBFMIN-NEXT: ret
;
; RV64ID-LABEL: fcvt_si_bf16:
; RV64ID: # %bb.0:
; RV64ID-NEXT: fmv.x.w a0, fa0
; RV64ID-NEXT: slli a0, a0, 16
; RV64ID-NEXT: fmv.w.x fa5, a0
; RV64ID-NEXT: fcvt.l.s a0, fa5, rtz
; RV64ID-NEXT: ret
%1 = fptosi bfloat %a to i16
ret i16 %1
}
define i16 @fcvt_si_bf16_sat(bfloat %a) nounwind {
; CHECK32ZFBFMIN-LABEL: fcvt_si_bf16_sat:
; CHECK32ZFBFMIN: # %bb.0: # %start
; CHECK32ZFBFMIN-NEXT: fcvt.s.bf16 fa5, fa0
; CHECK32ZFBFMIN-NEXT: feq.s a0, fa5, fa5
; CHECK32ZFBFMIN-NEXT: neg a0, a0
; CHECK32ZFBFMIN-NEXT: lui a1, %hi(.LCPI1_0)
; CHECK32ZFBFMIN-NEXT: flw fa4, %lo(.LCPI1_0)(a1)
; CHECK32ZFBFMIN-NEXT: lui a1, 815104
; CHECK32ZFBFMIN-NEXT: fmv.w.x fa3, a1
; CHECK32ZFBFMIN-NEXT: fmax.s fa5, fa5, fa3
; CHECK32ZFBFMIN-NEXT: fmin.s fa5, fa5, fa4
; CHECK32ZFBFMIN-NEXT: fcvt.w.s a1, fa5, rtz
; CHECK32ZFBFMIN-NEXT: and a0, a0, a1
; CHECK32ZFBFMIN-NEXT: ret
;
; RV32ID-LABEL: fcvt_si_bf16_sat:
; RV32ID: # %bb.0: # %start
; RV32ID-NEXT: fmv.x.w a0, fa0
; RV32ID-NEXT: slli a0, a0, 16
; RV32ID-NEXT: fmv.w.x fa5, a0
; RV32ID-NEXT: feq.s a0, fa5, fa5
; RV32ID-NEXT: lui a1, %hi(.LCPI1_0)
; RV32ID-NEXT: flw fa4, %lo(.LCPI1_0)(a1)
; RV32ID-NEXT: lui a1, 815104
; RV32ID-NEXT: fmv.w.x fa3, a1
; RV32ID-NEXT: fmax.s fa5, fa5, fa3
; RV32ID-NEXT: neg a0, a0
; RV32ID-NEXT: fmin.s fa5, fa5, fa4
; RV32ID-NEXT: fcvt.w.s a1, fa5, rtz
; RV32ID-NEXT: and a0, a0, a1
; RV32ID-NEXT: ret
;
; CHECK64ZFBFMIN-LABEL: fcvt_si_bf16_sat:
; CHECK64ZFBFMIN: # %bb.0: # %start
; CHECK64ZFBFMIN-NEXT: fcvt.s.bf16 fa5, fa0
; CHECK64ZFBFMIN-NEXT: feq.s a0, fa5, fa5
; CHECK64ZFBFMIN-NEXT: neg a0, a0
; CHECK64ZFBFMIN-NEXT: lui a1, %hi(.LCPI1_0)
; CHECK64ZFBFMIN-NEXT: flw fa4, %lo(.LCPI1_0)(a1)
; CHECK64ZFBFMIN-NEXT: lui a1, 815104
; CHECK64ZFBFMIN-NEXT: fmv.w.x fa3, a1
; CHECK64ZFBFMIN-NEXT: fmax.s fa5, fa5, fa3
; CHECK64ZFBFMIN-NEXT: fmin.s fa5, fa5, fa4
; CHECK64ZFBFMIN-NEXT: fcvt.l.s a1, fa5, rtz
; CHECK64ZFBFMIN-NEXT: and a0, a0, a1
; CHECK64ZFBFMIN-NEXT: ret
;
; RV64ID-LABEL: fcvt_si_bf16_sat:
; RV64ID: # %bb.0: # %start
; RV64ID-NEXT: fmv.x.w a0, fa0
; RV64ID-NEXT: slli a0, a0, 16
; RV64ID-NEXT: fmv.w.x fa5, a0
; RV64ID-NEXT: feq.s a0, fa5, fa5
; RV64ID-NEXT: lui a1, %hi(.LCPI1_0)
; RV64ID-NEXT: flw fa4, %lo(.LCPI1_0)(a1)
; RV64ID-NEXT: lui a1, 815104
; RV64ID-NEXT: fmv.w.x fa3, a1
; RV64ID-NEXT: fmax.s fa5, fa5, fa3
; RV64ID-NEXT: neg a0, a0
; RV64ID-NEXT: fmin.s fa5, fa5, fa4
; RV64ID-NEXT: fcvt.l.s a1, fa5, rtz
; RV64ID-NEXT: and a0, a0, a1
; RV64ID-NEXT: ret
start:
%0 = tail call i16 @llvm.fptosi.sat.i16.bf16(bfloat %a)
ret i16 %0
}
declare i16 @llvm.fptosi.sat.i16.bf16(bfloat)
define i16 @fcvt_ui_bf16(bfloat %a) nounwind {
; CHECK32ZFBFMIN-LABEL: fcvt_ui_bf16:
; CHECK32ZFBFMIN: # %bb.0:
; CHECK32ZFBFMIN-NEXT: fcvt.s.bf16 fa5, fa0, rne
; CHECK32ZFBFMIN-NEXT: fcvt.wu.s a0, fa5, rtz
; CHECK32ZFBFMIN-NEXT: ret
;
; RV32ID-LABEL: fcvt_ui_bf16:
; RV32ID: # %bb.0:
; RV32ID-NEXT: fmv.x.w a0, fa0
; RV32ID-NEXT: slli a0, a0, 16
; RV32ID-NEXT: fmv.w.x fa5, a0
; RV32ID-NEXT: fcvt.wu.s a0, fa5, rtz
; RV32ID-NEXT: ret
;
; CHECK64ZFBFMIN-LABEL: fcvt_ui_bf16:
; CHECK64ZFBFMIN: # %bb.0:
; CHECK64ZFBFMIN-NEXT: fcvt.s.bf16 fa5, fa0, rne
; CHECK64ZFBFMIN-NEXT: fcvt.lu.s a0, fa5, rtz
; CHECK64ZFBFMIN-NEXT: ret
;
; RV64ID-LABEL: fcvt_ui_bf16:
; RV64ID: # %bb.0:
; RV64ID-NEXT: fmv.x.w a0, fa0
; RV64ID-NEXT: slli a0, a0, 16
; RV64ID-NEXT: fmv.w.x fa5, a0
; RV64ID-NEXT: fcvt.lu.s a0, fa5, rtz
; RV64ID-NEXT: ret
%1 = fptoui bfloat %a to i16
ret i16 %1
}
define i16 @fcvt_ui_bf16_sat(bfloat %a) nounwind {
; CHECK32ZFBFMIN-LABEL: fcvt_ui_bf16_sat:
; CHECK32ZFBFMIN: # %bb.0: # %start
; CHECK32ZFBFMIN-NEXT: lui a0, %hi(.LCPI3_0)
; CHECK32ZFBFMIN-NEXT: flw fa5, %lo(.LCPI3_0)(a0)
; CHECK32ZFBFMIN-NEXT: fcvt.s.bf16 fa4, fa0
; CHECK32ZFBFMIN-NEXT: fmv.w.x fa3, zero
; CHECK32ZFBFMIN-NEXT: fmax.s fa4, fa4, fa3
; CHECK32ZFBFMIN-NEXT: fmin.s fa5, fa4, fa5
; CHECK32ZFBFMIN-NEXT: fcvt.wu.s a0, fa5, rtz
; CHECK32ZFBFMIN-NEXT: ret
;
; RV32ID-LABEL: fcvt_ui_bf16_sat:
; RV32ID: # %bb.0: # %start
; RV32ID-NEXT: fmv.x.w a0, fa0
; RV32ID-NEXT: slli a0, a0, 16
; RV32ID-NEXT: lui a1, %hi(.LCPI3_0)
; RV32ID-NEXT: flw fa5, %lo(.LCPI3_0)(a1)
; RV32ID-NEXT: fmv.w.x fa4, a0
; RV32ID-NEXT: fmv.w.x fa3, zero
; RV32ID-NEXT: fmax.s fa4, fa4, fa3
; RV32ID-NEXT: fmin.s fa5, fa4, fa5
; RV32ID-NEXT: fcvt.wu.s a0, fa5, rtz
; RV32ID-NEXT: ret
;
; CHECK64ZFBFMIN-LABEL: fcvt_ui_bf16_sat:
; CHECK64ZFBFMIN: # %bb.0: # %start
; CHECK64ZFBFMIN-NEXT: lui a0, %hi(.LCPI3_0)
; CHECK64ZFBFMIN-NEXT: flw fa5, %lo(.LCPI3_0)(a0)
; CHECK64ZFBFMIN-NEXT: fcvt.s.bf16 fa4, fa0
; CHECK64ZFBFMIN-NEXT: fmv.w.x fa3, zero
; CHECK64ZFBFMIN-NEXT: fmax.s fa4, fa4, fa3
; CHECK64ZFBFMIN-NEXT: fmin.s fa5, fa4, fa5
; CHECK64ZFBFMIN-NEXT: fcvt.lu.s a0, fa5, rtz
; CHECK64ZFBFMIN-NEXT: ret
;
; RV64ID-LABEL: fcvt_ui_bf16_sat:
; RV64ID: # %bb.0: # %start
; RV64ID-NEXT: fmv.x.w a0, fa0
; RV64ID-NEXT: slli a0, a0, 16
; RV64ID-NEXT: lui a1, %hi(.LCPI3_0)
; RV64ID-NEXT: flw fa5, %lo(.LCPI3_0)(a1)
; RV64ID-NEXT: fmv.w.x fa4, a0
; RV64ID-NEXT: fmv.w.x fa3, zero
; RV64ID-NEXT: fmax.s fa4, fa4, fa3
; RV64ID-NEXT: fmin.s fa5, fa4, fa5
; RV64ID-NEXT: fcvt.lu.s a0, fa5, rtz
; RV64ID-NEXT: ret
start:
%0 = tail call i16 @llvm.fptoui.sat.i16.bf16(bfloat %a)
ret i16 %0
}
declare i16 @llvm.fptoui.sat.i16.bf16(bfloat)
define i32 @fcvt_w_bf16(bfloat %a) nounwind {
; CHECK32ZFBFMIN-LABEL: fcvt_w_bf16:
; CHECK32ZFBFMIN: # %bb.0:
; CHECK32ZFBFMIN-NEXT: fcvt.s.bf16 fa5, fa0, rne
; CHECK32ZFBFMIN-NEXT: fcvt.w.s a0, fa5, rtz
; CHECK32ZFBFMIN-NEXT: ret
;
; RV32ID-LABEL: fcvt_w_bf16:
; RV32ID: # %bb.0:
; RV32ID-NEXT: fmv.x.w a0, fa0
; RV32ID-NEXT: slli a0, a0, 16
; RV32ID-NEXT: fmv.w.x fa5, a0
; RV32ID-NEXT: fcvt.w.s a0, fa5, rtz
; RV32ID-NEXT: ret
;
; CHECK64ZFBFMIN-LABEL: fcvt_w_bf16:
; CHECK64ZFBFMIN: # %bb.0:
; CHECK64ZFBFMIN-NEXT: fcvt.s.bf16 fa5, fa0
; CHECK64ZFBFMIN-NEXT: fcvt.w.s a0, fa5, rtz
; CHECK64ZFBFMIN-NEXT: ret
;
; RV64ID-LABEL: fcvt_w_bf16:
; RV64ID: # %bb.0:
; RV64ID-NEXT: fmv.x.w a0, fa0
; RV64ID-NEXT: slli a0, a0, 16
; RV64ID-NEXT: fmv.w.x fa5, a0
; RV64ID-NEXT: fcvt.l.s a0, fa5, rtz
; RV64ID-NEXT: ret
%1 = fptosi bfloat %a to i32
ret i32 %1
}
define i32 @fcvt_w_bf16_sat(bfloat %a) nounwind {
; CHECK32ZFBFMIN-LABEL: fcvt_w_bf16_sat:
; CHECK32ZFBFMIN: # %bb.0: # %start
; CHECK32ZFBFMIN-NEXT: fcvt.s.bf16 fa5, fa0
; CHECK32ZFBFMIN-NEXT: fcvt.w.s a0, fa5, rtz
; CHECK32ZFBFMIN-NEXT: feq.s a1, fa5, fa5
; CHECK32ZFBFMIN-NEXT: seqz a1, a1
; CHECK32ZFBFMIN-NEXT: addi a1, a1, -1
; CHECK32ZFBFMIN-NEXT: and a0, a1, a0
; CHECK32ZFBFMIN-NEXT: ret
;
; RV32ID-LABEL: fcvt_w_bf16_sat:
; RV32ID: # %bb.0: # %start
; RV32ID-NEXT: fmv.x.w a0, fa0
; RV32ID-NEXT: slli a0, a0, 16
; RV32ID-NEXT: fmv.w.x fa5, a0
; RV32ID-NEXT: fcvt.w.s a0, fa5, rtz
; RV32ID-NEXT: feq.s a1, fa5, fa5
; RV32ID-NEXT: seqz a1, a1
; RV32ID-NEXT: addi a1, a1, -1
; RV32ID-NEXT: and a0, a1, a0
; RV32ID-NEXT: ret
;
; CHECK64ZFBFMIN-LABEL: fcvt_w_bf16_sat:
; CHECK64ZFBFMIN: # %bb.0: # %start
; CHECK64ZFBFMIN-NEXT: fcvt.s.bf16 fa5, fa0
; CHECK64ZFBFMIN-NEXT: fcvt.w.s a0, fa5, rtz
; CHECK64ZFBFMIN-NEXT: feq.s a1, fa5, fa5
; CHECK64ZFBFMIN-NEXT: seqz a1, a1
; CHECK64ZFBFMIN-NEXT: addi a1, a1, -1
; CHECK64ZFBFMIN-NEXT: and a0, a1, a0
; CHECK64ZFBFMIN-NEXT: ret
;
; RV64ID-LABEL: fcvt_w_bf16_sat:
; RV64ID: # %bb.0: # %start
; RV64ID-NEXT: fmv.x.w a0, fa0
; RV64ID-NEXT: slli a0, a0, 16
; RV64ID-NEXT: fmv.w.x fa5, a0
; RV64ID-NEXT: fcvt.w.s a0, fa5, rtz
; RV64ID-NEXT: feq.s a1, fa5, fa5
; RV64ID-NEXT: seqz a1, a1
; RV64ID-NEXT: addi a1, a1, -1
; RV64ID-NEXT: and a0, a1, a0
; RV64ID-NEXT: ret
start:
%0 = tail call i32 @llvm.fptosi.sat.i32.bf16(bfloat %a)
ret i32 %0
}
declare i32 @llvm.fptosi.sat.i32.bf16(bfloat)
define i32 @fcvt_wu_bf16(bfloat %a) nounwind {
; CHECK32ZFBFMIN-LABEL: fcvt_wu_bf16:
; CHECK32ZFBFMIN: # %bb.0:
; CHECK32ZFBFMIN-NEXT: fcvt.s.bf16 fa5, fa0, rne
; CHECK32ZFBFMIN-NEXT: fcvt.wu.s a0, fa5, rtz
; CHECK32ZFBFMIN-NEXT: ret
;
; RV32ID-LABEL: fcvt_wu_bf16:
; RV32ID: # %bb.0:
; RV32ID-NEXT: fmv.x.w a0, fa0
; RV32ID-NEXT: slli a0, a0, 16
; RV32ID-NEXT: fmv.w.x fa5, a0
; RV32ID-NEXT: fcvt.wu.s a0, fa5, rtz
; RV32ID-NEXT: ret
;
; CHECK64ZFBFMIN-LABEL: fcvt_wu_bf16:
; CHECK64ZFBFMIN: # %bb.0:
; CHECK64ZFBFMIN-NEXT: fcvt.s.bf16 fa5, fa0
; CHECK64ZFBFMIN-NEXT: fcvt.wu.s a0, fa5, rtz
; CHECK64ZFBFMIN-NEXT: ret
;
; RV64ID-LABEL: fcvt_wu_bf16:
; RV64ID: # %bb.0:
; RV64ID-NEXT: fmv.x.w a0, fa0
; RV64ID-NEXT: slli a0, a0, 16
; RV64ID-NEXT: fmv.w.x fa5, a0
; RV64ID-NEXT: fcvt.lu.s a0, fa5, rtz
; RV64ID-NEXT: ret
%1 = fptoui bfloat %a to i32
ret i32 %1
}
define i32 @fcvt_wu_bf16_multiple_use(bfloat %x, ptr %y) nounwind {
; CHECK32ZFBFMIN-LABEL: fcvt_wu_bf16_multiple_use:
; CHECK32ZFBFMIN: # %bb.0:
; CHECK32ZFBFMIN-NEXT: fcvt.s.bf16 fa5, fa0, rne
; CHECK32ZFBFMIN-NEXT: fcvt.wu.s a0, fa5, rtz
; CHECK32ZFBFMIN-NEXT: seqz a1, a0
; CHECK32ZFBFMIN-NEXT: add a0, a0, a1
; CHECK32ZFBFMIN-NEXT: ret
;
; RV32ID-LABEL: fcvt_wu_bf16_multiple_use:
; RV32ID: # %bb.0:
; RV32ID-NEXT: fmv.x.w a0, fa0
; RV32ID-NEXT: slli a0, a0, 16
; RV32ID-NEXT: fmv.w.x fa5, a0
; RV32ID-NEXT: fcvt.wu.s a0, fa5, rtz
; RV32ID-NEXT: seqz a1, a0
; RV32ID-NEXT: add a0, a0, a1
; RV32ID-NEXT: ret
;
; CHECK64ZFBFMIN-LABEL: fcvt_wu_bf16_multiple_use:
; CHECK64ZFBFMIN: # %bb.0:
; CHECK64ZFBFMIN-NEXT: fcvt.s.bf16 fa5, fa0
; CHECK64ZFBFMIN-NEXT: fcvt.wu.s a0, fa5, rtz
; CHECK64ZFBFMIN-NEXT: seqz a1, a0
; CHECK64ZFBFMIN-NEXT: add a0, a0, a1
; CHECK64ZFBFMIN-NEXT: ret
;
; RV64ID-LABEL: fcvt_wu_bf16_multiple_use:
; RV64ID: # %bb.0:
; RV64ID-NEXT: fmv.x.w a0, fa0
; RV64ID-NEXT: slli a0, a0, 16
; RV64ID-NEXT: fmv.w.x fa5, a0
; RV64ID-NEXT: fcvt.lu.s a0, fa5, rtz
; RV64ID-NEXT: seqz a1, a0
; RV64ID-NEXT: add a0, a0, a1
; RV64ID-NEXT: ret
%a = fptoui bfloat %x to i32
%b = icmp eq i32 %a, 0
%c = select i1 %b, i32 1, i32 %a
ret i32 %c
}
define i32 @fcvt_wu_bf16_sat(bfloat %a) nounwind {
; CHECK32ZFBFMIN-LABEL: fcvt_wu_bf16_sat:
; CHECK32ZFBFMIN: # %bb.0: # %start
; CHECK32ZFBFMIN-NEXT: fcvt.s.bf16 fa5, fa0
; CHECK32ZFBFMIN-NEXT: fcvt.wu.s a0, fa5, rtz
; CHECK32ZFBFMIN-NEXT: feq.s a1, fa5, fa5
; CHECK32ZFBFMIN-NEXT: seqz a1, a1
; CHECK32ZFBFMIN-NEXT: addi a1, a1, -1
; CHECK32ZFBFMIN-NEXT: and a0, a1, a0
; CHECK32ZFBFMIN-NEXT: ret
;
; RV32ID-LABEL: fcvt_wu_bf16_sat:
; RV32ID: # %bb.0: # %start
; RV32ID-NEXT: fmv.x.w a0, fa0
; RV32ID-NEXT: slli a0, a0, 16
; RV32ID-NEXT: fmv.w.x fa5, a0
; RV32ID-NEXT: fcvt.wu.s a0, fa5, rtz
; RV32ID-NEXT: feq.s a1, fa5, fa5
; RV32ID-NEXT: seqz a1, a1
; RV32ID-NEXT: addi a1, a1, -1
; RV32ID-NEXT: and a0, a1, a0
; RV32ID-NEXT: ret
;
; CHECK64ZFBFMIN-LABEL: fcvt_wu_bf16_sat:
; CHECK64ZFBFMIN: # %bb.0: # %start
; CHECK64ZFBFMIN-NEXT: fcvt.s.bf16 fa5, fa0
; CHECK64ZFBFMIN-NEXT: fcvt.wu.s a0, fa5, rtz
; CHECK64ZFBFMIN-NEXT: feq.s a1, fa5, fa5
; CHECK64ZFBFMIN-NEXT: seqz a1, a1
; CHECK64ZFBFMIN-NEXT: addi a1, a1, -1
; CHECK64ZFBFMIN-NEXT: and a0, a0, a1
; CHECK64ZFBFMIN-NEXT: slli a0, a0, 32
; CHECK64ZFBFMIN-NEXT: srli a0, a0, 32
; CHECK64ZFBFMIN-NEXT: ret
;
; RV64ID-LABEL: fcvt_wu_bf16_sat:
; RV64ID: # %bb.0: # %start
; RV64ID-NEXT: fmv.x.w a0, fa0
; RV64ID-NEXT: slli a0, a0, 16
; RV64ID-NEXT: fmv.w.x fa5, a0
; RV64ID-NEXT: fcvt.wu.s a0, fa5, rtz
; RV64ID-NEXT: feq.s a1, fa5, fa5
; RV64ID-NEXT: seqz a1, a1
; RV64ID-NEXT: addi a1, a1, -1
; RV64ID-NEXT: and a0, a0, a1
; RV64ID-NEXT: slli a0, a0, 32
; RV64ID-NEXT: srli a0, a0, 32
; RV64ID-NEXT: ret
start:
%0 = tail call i32 @llvm.fptoui.sat.i32.bf16(bfloat %a)
ret i32 %0
}
declare i32 @llvm.fptoui.sat.i32.bf16(bfloat)
define i64 @fcvt_l_bf16(bfloat %a) nounwind {
; CHECK32ZFBFMIN-LABEL: fcvt_l_bf16:
; CHECK32ZFBFMIN: # %bb.0:
; CHECK32ZFBFMIN-NEXT: addi sp, sp, -16
; CHECK32ZFBFMIN-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
; CHECK32ZFBFMIN-NEXT: fcvt.s.bf16 fa0, fa0
; CHECK32ZFBFMIN-NEXT: call __fixsfdi
; CHECK32ZFBFMIN-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
; CHECK32ZFBFMIN-NEXT: addi sp, sp, 16
; CHECK32ZFBFMIN-NEXT: ret
;
; RV32ID-LABEL: fcvt_l_bf16:
; RV32ID: # %bb.0:
; RV32ID-NEXT: addi sp, sp, -16
; RV32ID-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
; RV32ID-NEXT: fmv.x.w a0, fa0
; RV32ID-NEXT: slli a0, a0, 16
; RV32ID-NEXT: fmv.w.x fa0, a0
; RV32ID-NEXT: call __fixsfdi
; RV32ID-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
; RV32ID-NEXT: addi sp, sp, 16
; RV32ID-NEXT: ret
;
; CHECK64ZFBFMIN-LABEL: fcvt_l_bf16:
; CHECK64ZFBFMIN: # %bb.0:
; CHECK64ZFBFMIN-NEXT: fcvt.s.bf16 fa5, fa0, rne
; CHECK64ZFBFMIN-NEXT: fcvt.l.s a0, fa5, rtz
; CHECK64ZFBFMIN-NEXT: ret
;
; RV64ID-LABEL: fcvt_l_bf16:
; RV64ID: # %bb.0:
; RV64ID-NEXT: fmv.x.w a0, fa0
; RV64ID-NEXT: slli a0, a0, 16
; RV64ID-NEXT: fmv.w.x fa5, a0
; RV64ID-NEXT: fcvt.l.s a0, fa5, rtz
; RV64ID-NEXT: ret
%1 = fptosi bfloat %a to i64
ret i64 %1
}
define i64 @fcvt_l_bf16_sat(bfloat %a) nounwind {
; RV32IZFBFMIN-LABEL: fcvt_l_bf16_sat:
; RV32IZFBFMIN: # %bb.0: # %start
; RV32IZFBFMIN-NEXT: addi sp, sp, -32
; RV32IZFBFMIN-NEXT: sw ra, 28(sp) # 4-byte Folded Spill
; RV32IZFBFMIN-NEXT: sw s0, 24(sp) # 4-byte Folded Spill
; RV32IZFBFMIN-NEXT: sw s1, 20(sp) # 4-byte Folded Spill
; RV32IZFBFMIN-NEXT: sw s2, 16(sp) # 4-byte Folded Spill
; RV32IZFBFMIN-NEXT: sw s3, 12(sp) # 4-byte Folded Spill
; RV32IZFBFMIN-NEXT: fsw fs0, 8(sp) # 4-byte Folded Spill
; RV32IZFBFMIN-NEXT: lui a0, %hi(.LCPI10_0)
; RV32IZFBFMIN-NEXT: flw fa5, %lo(.LCPI10_0)(a0)
; RV32IZFBFMIN-NEXT: fcvt.s.bf16 fs0, fa0
; RV32IZFBFMIN-NEXT: flt.s s0, fa5, fs0
; RV32IZFBFMIN-NEXT: neg s1, s0
; RV32IZFBFMIN-NEXT: lui a0, 913408
; RV32IZFBFMIN-NEXT: fmv.w.x fa5, a0
; RV32IZFBFMIN-NEXT: fle.s s2, fa5, fs0
; RV32IZFBFMIN-NEXT: neg s3, s2
; RV32IZFBFMIN-NEXT: fmv.s fa0, fs0
; RV32IZFBFMIN-NEXT: call __fixsfdi
; RV32IZFBFMIN-NEXT: and a0, s3, a0
; RV32IZFBFMIN-NEXT: or a0, s1, a0
; RV32IZFBFMIN-NEXT: feq.s a2, fs0, fs0
; RV32IZFBFMIN-NEXT: neg a2, a2
; RV32IZFBFMIN-NEXT: lui a4, 524288
; RV32IZFBFMIN-NEXT: lui a3, 524288
; RV32IZFBFMIN-NEXT: beqz s2, .LBB10_2
; RV32IZFBFMIN-NEXT: # %bb.1: # %start
; RV32IZFBFMIN-NEXT: mv a3, a1
; RV32IZFBFMIN-NEXT: .LBB10_2: # %start
; RV32IZFBFMIN-NEXT: and a0, a2, a0
; RV32IZFBFMIN-NEXT: beqz s0, .LBB10_4
; RV32IZFBFMIN-NEXT: # %bb.3:
; RV32IZFBFMIN-NEXT: addi a3, a4, -1
; RV32IZFBFMIN-NEXT: .LBB10_4: # %start
; RV32IZFBFMIN-NEXT: and a1, a2, a3
; RV32IZFBFMIN-NEXT: lw ra, 28(sp) # 4-byte Folded Reload
; RV32IZFBFMIN-NEXT: lw s0, 24(sp) # 4-byte Folded Reload
; RV32IZFBFMIN-NEXT: lw s1, 20(sp) # 4-byte Folded Reload
; RV32IZFBFMIN-NEXT: lw s2, 16(sp) # 4-byte Folded Reload
; RV32IZFBFMIN-NEXT: lw s3, 12(sp) # 4-byte Folded Reload
; RV32IZFBFMIN-NEXT: flw fs0, 8(sp) # 4-byte Folded Reload
; RV32IZFBFMIN-NEXT: addi sp, sp, 32
; RV32IZFBFMIN-NEXT: ret
;
; R32IDZFBFMIN-LABEL: fcvt_l_bf16_sat:
; R32IDZFBFMIN: # %bb.0: # %start
; R32IDZFBFMIN-NEXT: addi sp, sp, -32
; R32IDZFBFMIN-NEXT: sw ra, 28(sp) # 4-byte Folded Spill
; R32IDZFBFMIN-NEXT: sw s0, 24(sp) # 4-byte Folded Spill
; R32IDZFBFMIN-NEXT: sw s1, 20(sp) # 4-byte Folded Spill
; R32IDZFBFMIN-NEXT: sw s2, 16(sp) # 4-byte Folded Spill
; R32IDZFBFMIN-NEXT: sw s3, 12(sp) # 4-byte Folded Spill
; R32IDZFBFMIN-NEXT: fsd fs0, 0(sp) # 8-byte Folded Spill
; R32IDZFBFMIN-NEXT: lui a0, %hi(.LCPI10_0)
; R32IDZFBFMIN-NEXT: flw fa5, %lo(.LCPI10_0)(a0)
; R32IDZFBFMIN-NEXT: fcvt.s.bf16 fs0, fa0
; R32IDZFBFMIN-NEXT: flt.s s0, fa5, fs0
; R32IDZFBFMIN-NEXT: neg s1, s0
; R32IDZFBFMIN-NEXT: lui a0, 913408
; R32IDZFBFMIN-NEXT: fmv.w.x fa5, a0
; R32IDZFBFMIN-NEXT: fle.s s2, fa5, fs0
; R32IDZFBFMIN-NEXT: neg s3, s2
; R32IDZFBFMIN-NEXT: fmv.s fa0, fs0
; R32IDZFBFMIN-NEXT: call __fixsfdi
; R32IDZFBFMIN-NEXT: and a0, s3, a0
; R32IDZFBFMIN-NEXT: or a0, s1, a0
; R32IDZFBFMIN-NEXT: feq.s a2, fs0, fs0
; R32IDZFBFMIN-NEXT: neg a2, a2
; R32IDZFBFMIN-NEXT: lui a4, 524288
; R32IDZFBFMIN-NEXT: lui a3, 524288
; R32IDZFBFMIN-NEXT: beqz s2, .LBB10_2
; R32IDZFBFMIN-NEXT: # %bb.1: # %start
; R32IDZFBFMIN-NEXT: mv a3, a1
; R32IDZFBFMIN-NEXT: .LBB10_2: # %start
; R32IDZFBFMIN-NEXT: and a0, a2, a0
; R32IDZFBFMIN-NEXT: beqz s0, .LBB10_4
; R32IDZFBFMIN-NEXT: # %bb.3:
; R32IDZFBFMIN-NEXT: addi a3, a4, -1
; R32IDZFBFMIN-NEXT: .LBB10_4: # %start
; R32IDZFBFMIN-NEXT: and a1, a2, a3
; R32IDZFBFMIN-NEXT: lw ra, 28(sp) # 4-byte Folded Reload
; R32IDZFBFMIN-NEXT: lw s0, 24(sp) # 4-byte Folded Reload
; R32IDZFBFMIN-NEXT: lw s1, 20(sp) # 4-byte Folded Reload
; R32IDZFBFMIN-NEXT: lw s2, 16(sp) # 4-byte Folded Reload
; R32IDZFBFMIN-NEXT: lw s3, 12(sp) # 4-byte Folded Reload
; R32IDZFBFMIN-NEXT: fld fs0, 0(sp) # 8-byte Folded Reload
; R32IDZFBFMIN-NEXT: addi sp, sp, 32
; R32IDZFBFMIN-NEXT: ret
;
; RV32ID-LABEL: fcvt_l_bf16_sat:
; RV32ID: # %bb.0: # %start
; RV32ID-NEXT: addi sp, sp, -16
; RV32ID-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
; RV32ID-NEXT: sw s0, 8(sp) # 4-byte Folded Spill
; RV32ID-NEXT: fsd fs0, 0(sp) # 8-byte Folded Spill
; RV32ID-NEXT: fmv.x.w a0, fa0
; RV32ID-NEXT: slli a0, a0, 16
; RV32ID-NEXT: fmv.w.x fs0, a0
; RV32ID-NEXT: lui a0, 913408
; RV32ID-NEXT: fmv.w.x fa5, a0
; RV32ID-NEXT: fle.s s0, fa5, fs0
; RV32ID-NEXT: fmv.s fa0, fs0
; RV32ID-NEXT: call __fixsfdi
; RV32ID-NEXT: lui a4, 524288
; RV32ID-NEXT: lui a2, 524288
; RV32ID-NEXT: beqz s0, .LBB10_2
; RV32ID-NEXT: # %bb.1: # %start
; RV32ID-NEXT: mv a2, a1
; RV32ID-NEXT: .LBB10_2: # %start
; RV32ID-NEXT: lui a1, %hi(.LCPI10_0)
; RV32ID-NEXT: flw fa5, %lo(.LCPI10_0)(a1)
; RV32ID-NEXT: flt.s a3, fa5, fs0
; RV32ID-NEXT: beqz a3, .LBB10_4
; RV32ID-NEXT: # %bb.3:
; RV32ID-NEXT: addi a2, a4, -1
; RV32ID-NEXT: .LBB10_4: # %start
; RV32ID-NEXT: feq.s a1, fs0, fs0
; RV32ID-NEXT: neg a4, a1
; RV32ID-NEXT: and a1, a4, a2
; RV32ID-NEXT: neg a2, a3
; RV32ID-NEXT: neg a3, s0
; RV32ID-NEXT: and a0, a3, a0
; RV32ID-NEXT: or a0, a2, a0
; RV32ID-NEXT: and a0, a4, a0
; RV32ID-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
; RV32ID-NEXT: lw s0, 8(sp) # 4-byte Folded Reload
; RV32ID-NEXT: fld fs0, 0(sp) # 8-byte Folded Reload
; RV32ID-NEXT: addi sp, sp, 16
; RV32ID-NEXT: ret
;
; CHECK64ZFBFMIN-LABEL: fcvt_l_bf16_sat:
; CHECK64ZFBFMIN: # %bb.0: # %start
; CHECK64ZFBFMIN-NEXT: fcvt.s.bf16 fa5, fa0
; CHECK64ZFBFMIN-NEXT: fcvt.l.s a0, fa5, rtz
; CHECK64ZFBFMIN-NEXT: feq.s a1, fa5, fa5
; CHECK64ZFBFMIN-NEXT: seqz a1, a1
; CHECK64ZFBFMIN-NEXT: addi a1, a1, -1
; CHECK64ZFBFMIN-NEXT: and a0, a1, a0
; CHECK64ZFBFMIN-NEXT: ret
;
; RV64ID-LABEL: fcvt_l_bf16_sat:
; RV64ID: # %bb.0: # %start
; RV64ID-NEXT: fmv.x.w a0, fa0
; RV64ID-NEXT: slli a0, a0, 16
; RV64ID-NEXT: fmv.w.x fa5, a0
; RV64ID-NEXT: fcvt.l.s a0, fa5, rtz
; RV64ID-NEXT: feq.s a1, fa5, fa5
; RV64ID-NEXT: seqz a1, a1
; RV64ID-NEXT: addi a1, a1, -1
; RV64ID-NEXT: and a0, a1, a0
; RV64ID-NEXT: ret
start:
%0 = tail call i64 @llvm.fptosi.sat.i64.bf16(bfloat %a)
ret i64 %0
}
declare i64 @llvm.fptosi.sat.i64.bf16(bfloat)
define i64 @fcvt_lu_bf16(bfloat %a) nounwind {
; CHECK32ZFBFMIN-LABEL: fcvt_lu_bf16:
; CHECK32ZFBFMIN: # %bb.0:
; CHECK32ZFBFMIN-NEXT: addi sp, sp, -16
; CHECK32ZFBFMIN-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
; CHECK32ZFBFMIN-NEXT: fcvt.s.bf16 fa0, fa0
; CHECK32ZFBFMIN-NEXT: call __fixunssfdi
; CHECK32ZFBFMIN-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
; CHECK32ZFBFMIN-NEXT: addi sp, sp, 16
; CHECK32ZFBFMIN-NEXT: ret
;
; RV32ID-LABEL: fcvt_lu_bf16:
; RV32ID: # %bb.0:
; RV32ID-NEXT: addi sp, sp, -16
; RV32ID-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
; RV32ID-NEXT: fmv.x.w a0, fa0
; RV32ID-NEXT: slli a0, a0, 16
; RV32ID-NEXT: fmv.w.x fa0, a0
; RV32ID-NEXT: call __fixunssfdi
; RV32ID-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
; RV32ID-NEXT: addi sp, sp, 16
; RV32ID-NEXT: ret
;
; CHECK64ZFBFMIN-LABEL: fcvt_lu_bf16:
; CHECK64ZFBFMIN: # %bb.0:
; CHECK64ZFBFMIN-NEXT: fcvt.s.bf16 fa5, fa0, rne
; CHECK64ZFBFMIN-NEXT: fcvt.lu.s a0, fa5, rtz
; CHECK64ZFBFMIN-NEXT: ret
;
; RV64ID-LABEL: fcvt_lu_bf16:
; RV64ID: # %bb.0:
; RV64ID-NEXT: fmv.x.w a0, fa0
; RV64ID-NEXT: slli a0, a0, 16
; RV64ID-NEXT: fmv.w.x fa5, a0
; RV64ID-NEXT: fcvt.lu.s a0, fa5, rtz
; RV64ID-NEXT: ret
%1 = fptoui bfloat %a to i64
ret i64 %1
}
define i64 @fcvt_lu_bf16_sat(bfloat %a) nounwind {
; CHECK32ZFBFMIN-LABEL: fcvt_lu_bf16_sat:
; CHECK32ZFBFMIN: # %bb.0: # %start
; CHECK32ZFBFMIN-NEXT: addi sp, sp, -16
; CHECK32ZFBFMIN-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
; CHECK32ZFBFMIN-NEXT: sw s0, 8(sp) # 4-byte Folded Spill
; CHECK32ZFBFMIN-NEXT: sw s1, 4(sp) # 4-byte Folded Spill
; CHECK32ZFBFMIN-NEXT: lui a0, %hi(.LCPI12_0)
; CHECK32ZFBFMIN-NEXT: flw fa5, %lo(.LCPI12_0)(a0)
; CHECK32ZFBFMIN-NEXT: fcvt.s.bf16 fa0, fa0
; CHECK32ZFBFMIN-NEXT: flt.s a0, fa5, fa0
; CHECK32ZFBFMIN-NEXT: neg s0, a0
; CHECK32ZFBFMIN-NEXT: fmv.w.x fa5, zero
; CHECK32ZFBFMIN-NEXT: fle.s a0, fa5, fa0
; CHECK32ZFBFMIN-NEXT: neg s1, a0
; CHECK32ZFBFMIN-NEXT: call __fixunssfdi
; CHECK32ZFBFMIN-NEXT: and a0, s1, a0
; CHECK32ZFBFMIN-NEXT: or a0, s0, a0
; CHECK32ZFBFMIN-NEXT: and a1, s1, a1
; CHECK32ZFBFMIN-NEXT: or a1, s0, a1
; CHECK32ZFBFMIN-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
; CHECK32ZFBFMIN-NEXT: lw s0, 8(sp) # 4-byte Folded Reload
; CHECK32ZFBFMIN-NEXT: lw s1, 4(sp) # 4-byte Folded Reload
; CHECK32ZFBFMIN-NEXT: addi sp, sp, 16
; CHECK32ZFBFMIN-NEXT: ret
;
; RV32ID-LABEL: fcvt_lu_bf16_sat:
; RV32ID: # %bb.0: # %start
; RV32ID-NEXT: addi sp, sp, -16
; RV32ID-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
; RV32ID-NEXT: sw s0, 8(sp) # 4-byte Folded Spill
; RV32ID-NEXT: sw s1, 4(sp) # 4-byte Folded Spill
; RV32ID-NEXT: lui a0, %hi(.LCPI12_0)
; RV32ID-NEXT: flw fa5, %lo(.LCPI12_0)(a0)
; RV32ID-NEXT: fmv.x.w a0, fa0
; RV32ID-NEXT: slli a0, a0, 16
; RV32ID-NEXT: fmv.w.x fa0, a0
; RV32ID-NEXT: flt.s a0, fa5, fa0
; RV32ID-NEXT: neg s0, a0
; RV32ID-NEXT: fmv.w.x fa5, zero
; RV32ID-NEXT: fle.s a0, fa5, fa0
; RV32ID-NEXT: neg s1, a0
; RV32ID-NEXT: call __fixunssfdi
; RV32ID-NEXT: and a0, s1, a0
; RV32ID-NEXT: or a0, s0, a0
; RV32ID-NEXT: and a1, s1, a1
; RV32ID-NEXT: or a1, s0, a1
; RV32ID-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
; RV32ID-NEXT: lw s0, 8(sp) # 4-byte Folded Reload
; RV32ID-NEXT: lw s1, 4(sp) # 4-byte Folded Reload
; RV32ID-NEXT: addi sp, sp, 16
; RV32ID-NEXT: ret
;
; CHECK64ZFBFMIN-LABEL: fcvt_lu_bf16_sat:
; CHECK64ZFBFMIN: # %bb.0: # %start
; CHECK64ZFBFMIN-NEXT: fcvt.s.bf16 fa5, fa0
; CHECK64ZFBFMIN-NEXT: fcvt.lu.s a0, fa5, rtz
; CHECK64ZFBFMIN-NEXT: feq.s a1, fa5, fa5
; CHECK64ZFBFMIN-NEXT: seqz a1, a1
; CHECK64ZFBFMIN-NEXT: addi a1, a1, -1
; CHECK64ZFBFMIN-NEXT: and a0, a1, a0
; CHECK64ZFBFMIN-NEXT: ret
;
; RV64ID-LABEL: fcvt_lu_bf16_sat:
; RV64ID: # %bb.0: # %start
; RV64ID-NEXT: fmv.x.w a0, fa0
; RV64ID-NEXT: slli a0, a0, 16
; RV64ID-NEXT: fmv.w.x fa5, a0
; RV64ID-NEXT: fcvt.lu.s a0, fa5, rtz
; RV64ID-NEXT: feq.s a1, fa5, fa5
; RV64ID-NEXT: seqz a1, a1
; RV64ID-NEXT: addi a1, a1, -1
; RV64ID-NEXT: and a0, a1, a0
; RV64ID-NEXT: ret
start:
%0 = tail call i64 @llvm.fptoui.sat.i64.bf16(bfloat %a)
ret i64 %0
}
declare i64 @llvm.fptoui.sat.i64.bf16(bfloat)
define bfloat @fcvt_bf16_si(i16 %a) nounwind {
; CHECK32ZFBFMIN-LABEL: fcvt_bf16_si:
; CHECK32ZFBFMIN: # %bb.0:
; CHECK32ZFBFMIN-NEXT: slli a0, a0, 16
; CHECK32ZFBFMIN-NEXT: srai a0, a0, 16
; CHECK32ZFBFMIN-NEXT: fcvt.s.w fa5, a0
; CHECK32ZFBFMIN-NEXT: fcvt.bf16.s fa0, fa5
; CHECK32ZFBFMIN-NEXT: ret
;
; RV32ID-LABEL: fcvt_bf16_si:
; RV32ID: # %bb.0:
; RV32ID-NEXT: addi sp, sp, -16
; RV32ID-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
; RV32ID-NEXT: slli a0, a0, 16
; RV32ID-NEXT: srai a0, a0, 16
; RV32ID-NEXT: fcvt.s.w fa0, a0
; RV32ID-NEXT: call __truncsfbf2
; RV32ID-NEXT: fmv.x.w a0, fa0
; RV32ID-NEXT: lui a1, 1048560
; RV32ID-NEXT: or a0, a0, a1
; RV32ID-NEXT: fmv.w.x fa0, a0
; RV32ID-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
; RV32ID-NEXT: addi sp, sp, 16
; RV32ID-NEXT: ret
;
; CHECK64ZFBFMIN-LABEL: fcvt_bf16_si:
; CHECK64ZFBFMIN: # %bb.0:
; CHECK64ZFBFMIN-NEXT: slli a0, a0, 48
; CHECK64ZFBFMIN-NEXT: srai a0, a0, 48
; CHECK64ZFBFMIN-NEXT: fcvt.s.l fa5, a0
; CHECK64ZFBFMIN-NEXT: fcvt.bf16.s fa0, fa5
; CHECK64ZFBFMIN-NEXT: ret
;
; RV64ID-LABEL: fcvt_bf16_si:
; RV64ID: # %bb.0:
; RV64ID-NEXT: addi sp, sp, -16
; RV64ID-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
; RV64ID-NEXT: slli a0, a0, 48
; RV64ID-NEXT: srai a0, a0, 48
; RV64ID-NEXT: fcvt.s.w fa0, a0
; RV64ID-NEXT: call __truncsfbf2
; RV64ID-NEXT: fmv.x.w a0, fa0
; RV64ID-NEXT: lui a1, 1048560
; RV64ID-NEXT: or a0, a0, a1
; RV64ID-NEXT: fmv.w.x fa0, a0
; RV64ID-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
; RV64ID-NEXT: addi sp, sp, 16
; RV64ID-NEXT: ret
%1 = sitofp i16 %a to bfloat
ret bfloat %1
}
define bfloat @fcvt_bf16_si_signext(i16 signext %a) nounwind {
; CHECK32ZFBFMIN-LABEL: fcvt_bf16_si_signext:
; CHECK32ZFBFMIN: # %bb.0:
; CHECK32ZFBFMIN-NEXT: fcvt.s.w fa5, a0
; CHECK32ZFBFMIN-NEXT: fcvt.bf16.s fa0, fa5
; CHECK32ZFBFMIN-NEXT: ret
;
; RV32ID-LABEL: fcvt_bf16_si_signext:
; RV32ID: # %bb.0:
; RV32ID-NEXT: addi sp, sp, -16
; RV32ID-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
; RV32ID-NEXT: fcvt.s.w fa0, a0
; RV32ID-NEXT: call __truncsfbf2
; RV32ID-NEXT: fmv.x.w a0, fa0
; RV32ID-NEXT: lui a1, 1048560
; RV32ID-NEXT: or a0, a0, a1
; RV32ID-NEXT: fmv.w.x fa0, a0
; RV32ID-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
; RV32ID-NEXT: addi sp, sp, 16
; RV32ID-NEXT: ret
;
; CHECK64ZFBFMIN-LABEL: fcvt_bf16_si_signext:
; CHECK64ZFBFMIN: # %bb.0:
; CHECK64ZFBFMIN-NEXT: fcvt.s.l fa5, a0
; CHECK64ZFBFMIN-NEXT: fcvt.bf16.s fa0, fa5
; CHECK64ZFBFMIN-NEXT: ret
;
; RV64ID-LABEL: fcvt_bf16_si_signext:
; RV64ID: # %bb.0:
; RV64ID-NEXT: addi sp, sp, -16
; RV64ID-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
; RV64ID-NEXT: fcvt.s.w fa0, a0
; RV64ID-NEXT: call __truncsfbf2
; RV64ID-NEXT: fmv.x.w a0, fa0
; RV64ID-NEXT: lui a1, 1048560
; RV64ID-NEXT: or a0, a0, a1
; RV64ID-NEXT: fmv.w.x fa0, a0
; RV64ID-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
; RV64ID-NEXT: addi sp, sp, 16
; RV64ID-NEXT: ret
%1 = sitofp i16 %a to bfloat
ret bfloat %1
}
define bfloat @fcvt_bf16_ui(i16 %a) nounwind {
; CHECK32ZFBFMIN-LABEL: fcvt_bf16_ui:
; CHECK32ZFBFMIN: # %bb.0:
; CHECK32ZFBFMIN-NEXT: slli a0, a0, 16
; CHECK32ZFBFMIN-NEXT: srli a0, a0, 16
; CHECK32ZFBFMIN-NEXT: fcvt.s.wu fa5, a0
; CHECK32ZFBFMIN-NEXT: fcvt.bf16.s fa0, fa5
; CHECK32ZFBFMIN-NEXT: ret
;
; RV32ID-LABEL: fcvt_bf16_ui:
; RV32ID: # %bb.0:
; RV32ID-NEXT: addi sp, sp, -16
; RV32ID-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
; RV32ID-NEXT: slli a0, a0, 16
; RV32ID-NEXT: srli a0, a0, 16
; RV32ID-NEXT: fcvt.s.wu fa0, a0
; RV32ID-NEXT: call __truncsfbf2
; RV32ID-NEXT: fmv.x.w a0, fa0
; RV32ID-NEXT: lui a1, 1048560
; RV32ID-NEXT: or a0, a0, a1
; RV32ID-NEXT: fmv.w.x fa0, a0
; RV32ID-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
; RV32ID-NEXT: addi sp, sp, 16
; RV32ID-NEXT: ret
;
; CHECK64ZFBFMIN-LABEL: fcvt_bf16_ui:
; CHECK64ZFBFMIN: # %bb.0:
; CHECK64ZFBFMIN-NEXT: slli a0, a0, 48
; CHECK64ZFBFMIN-NEXT: srli a0, a0, 48
; CHECK64ZFBFMIN-NEXT: fcvt.s.lu fa5, a0
; CHECK64ZFBFMIN-NEXT: fcvt.bf16.s fa0, fa5
; CHECK64ZFBFMIN-NEXT: ret
;
; RV64ID-LABEL: fcvt_bf16_ui:
; RV64ID: # %bb.0:
; RV64ID-NEXT: addi sp, sp, -16
; RV64ID-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
; RV64ID-NEXT: slli a0, a0, 48
; RV64ID-NEXT: srli a0, a0, 48
; RV64ID-NEXT: fcvt.s.wu fa0, a0
; RV64ID-NEXT: call __truncsfbf2
; RV64ID-NEXT: fmv.x.w a0, fa0
; RV64ID-NEXT: lui a1, 1048560
; RV64ID-NEXT: or a0, a0, a1
; RV64ID-NEXT: fmv.w.x fa0, a0
; RV64ID-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
; RV64ID-NEXT: addi sp, sp, 16
; RV64ID-NEXT: ret
%1 = uitofp i16 %a to bfloat
ret bfloat %1
}
define bfloat @fcvt_bf16_ui_zeroext(i16 zeroext %a) nounwind {
; CHECK32ZFBFMIN-LABEL: fcvt_bf16_ui_zeroext:
; CHECK32ZFBFMIN: # %bb.0:
; CHECK32ZFBFMIN-NEXT: fcvt.s.wu fa5, a0
; CHECK32ZFBFMIN-NEXT: fcvt.bf16.s fa0, fa5
; CHECK32ZFBFMIN-NEXT: ret
;
; RV32ID-LABEL: fcvt_bf16_ui_zeroext:
; RV32ID: # %bb.0:
; RV32ID-NEXT: addi sp, sp, -16
; RV32ID-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
; RV32ID-NEXT: fcvt.s.wu fa0, a0
; RV32ID-NEXT: call __truncsfbf2
; RV32ID-NEXT: fmv.x.w a0, fa0
; RV32ID-NEXT: lui a1, 1048560
; RV32ID-NEXT: or a0, a0, a1
; RV32ID-NEXT: fmv.w.x fa0, a0
; RV32ID-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
; RV32ID-NEXT: addi sp, sp, 16
; RV32ID-NEXT: ret
;
; CHECK64ZFBFMIN-LABEL: fcvt_bf16_ui_zeroext:
; CHECK64ZFBFMIN: # %bb.0:
; CHECK64ZFBFMIN-NEXT: fcvt.s.lu fa5, a0
; CHECK64ZFBFMIN-NEXT: fcvt.bf16.s fa0, fa5
; CHECK64ZFBFMIN-NEXT: ret
;
; RV64ID-LABEL: fcvt_bf16_ui_zeroext:
; RV64ID: # %bb.0:
; RV64ID-NEXT: addi sp, sp, -16
; RV64ID-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
; RV64ID-NEXT: fcvt.s.wu fa0, a0
; RV64ID-NEXT: call __truncsfbf2
; RV64ID-NEXT: fmv.x.w a0, fa0
; RV64ID-NEXT: lui a1, 1048560
; RV64ID-NEXT: or a0, a0, a1
; RV64ID-NEXT: fmv.w.x fa0, a0
; RV64ID-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
; RV64ID-NEXT: addi sp, sp, 16
; RV64ID-NEXT: ret
%1 = uitofp i16 %a to bfloat
ret bfloat %1
}
define bfloat @fcvt_bf16_w(i32 %a) nounwind {
; CHECK32ZFBFMIN-LABEL: fcvt_bf16_w:
; CHECK32ZFBFMIN: # %bb.0:
; CHECK32ZFBFMIN-NEXT: fcvt.s.w fa5, a0
; CHECK32ZFBFMIN-NEXT: fcvt.bf16.s fa0, fa5
; CHECK32ZFBFMIN-NEXT: ret
;
; RV32ID-LABEL: fcvt_bf16_w:
; RV32ID: # %bb.0:
; RV32ID-NEXT: addi sp, sp, -16
; RV32ID-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
; RV32ID-NEXT: fcvt.s.w fa0, a0
; RV32ID-NEXT: call __truncsfbf2
; RV32ID-NEXT: fmv.x.w a0, fa0
; RV32ID-NEXT: lui a1, 1048560
; RV32ID-NEXT: or a0, a0, a1
; RV32ID-NEXT: fmv.w.x fa0, a0
; RV32ID-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
; RV32ID-NEXT: addi sp, sp, 16
; RV32ID-NEXT: ret
;
; CHECK64ZFBFMIN-LABEL: fcvt_bf16_w:
; CHECK64ZFBFMIN: # %bb.0:
; CHECK64ZFBFMIN-NEXT: sext.w a0, a0
; CHECK64ZFBFMIN-NEXT: fcvt.s.l fa5, a0
; CHECK64ZFBFMIN-NEXT: fcvt.bf16.s fa0, fa5
; CHECK64ZFBFMIN-NEXT: ret
;
; RV64ID-LABEL: fcvt_bf16_w:
; RV64ID: # %bb.0:
; RV64ID-NEXT: addi sp, sp, -16
; RV64ID-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
; RV64ID-NEXT: fcvt.s.w fa0, a0
; RV64ID-NEXT: call __truncsfbf2
; RV64ID-NEXT: fmv.x.w a0, fa0
; RV64ID-NEXT: lui a1, 1048560
; RV64ID-NEXT: or a0, a0, a1
; RV64ID-NEXT: fmv.w.x fa0, a0
; RV64ID-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
; RV64ID-NEXT: addi sp, sp, 16
; RV64ID-NEXT: ret
%1 = sitofp i32 %a to bfloat
ret bfloat %1
}
define bfloat @fcvt_bf16_w_load(ptr %p) nounwind {
; CHECK32ZFBFMIN-LABEL: fcvt_bf16_w_load:
; CHECK32ZFBFMIN: # %bb.0:
; CHECK32ZFBFMIN-NEXT: lw a0, 0(a0)
; CHECK32ZFBFMIN-NEXT: fcvt.s.w fa5, a0
; CHECK32ZFBFMIN-NEXT: fcvt.bf16.s fa0, fa5
; CHECK32ZFBFMIN-NEXT: ret
;
; RV32ID-LABEL: fcvt_bf16_w_load:
; RV32ID: # %bb.0:
; RV32ID-NEXT: addi sp, sp, -16
; RV32ID-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
; RV32ID-NEXT: lw a0, 0(a0)
; RV32ID-NEXT: fcvt.s.w fa0, a0
; RV32ID-NEXT: call __truncsfbf2
; RV32ID-NEXT: fmv.x.w a0, fa0
; RV32ID-NEXT: lui a1, 1048560
; RV32ID-NEXT: or a0, a0, a1
; RV32ID-NEXT: fmv.w.x fa0, a0
; RV32ID-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
; RV32ID-NEXT: addi sp, sp, 16
; RV32ID-NEXT: ret
;
; CHECK64ZFBFMIN-LABEL: fcvt_bf16_w_load:
; CHECK64ZFBFMIN: # %bb.0:
; CHECK64ZFBFMIN-NEXT: lw a0, 0(a0)
; CHECK64ZFBFMIN-NEXT: fcvt.s.l fa5, a0
; CHECK64ZFBFMIN-NEXT: fcvt.bf16.s fa0, fa5
; CHECK64ZFBFMIN-NEXT: ret
;
; RV64ID-LABEL: fcvt_bf16_w_load:
; RV64ID: # %bb.0:
; RV64ID-NEXT: addi sp, sp, -16
; RV64ID-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
; RV64ID-NEXT: lw a0, 0(a0)
; RV64ID-NEXT: fcvt.s.w fa0, a0
; RV64ID-NEXT: call __truncsfbf2
; RV64ID-NEXT: fmv.x.w a0, fa0
; RV64ID-NEXT: lui a1, 1048560
; RV64ID-NEXT: or a0, a0, a1
; RV64ID-NEXT: fmv.w.x fa0, a0
; RV64ID-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
; RV64ID-NEXT: addi sp, sp, 16
; RV64ID-NEXT: ret
%a = load i32, ptr %p
%1 = sitofp i32 %a to bfloat
ret bfloat %1
}
define bfloat @fcvt_bf16_wu(i32 %a) nounwind {
; CHECK32ZFBFMIN-LABEL: fcvt_bf16_wu:
; CHECK32ZFBFMIN: # %bb.0:
; CHECK32ZFBFMIN-NEXT: fcvt.s.wu fa5, a0
; CHECK32ZFBFMIN-NEXT: fcvt.bf16.s fa0, fa5
; CHECK32ZFBFMIN-NEXT: ret
;
; RV32ID-LABEL: fcvt_bf16_wu:
; RV32ID: # %bb.0:
; RV32ID-NEXT: addi sp, sp, -16
; RV32ID-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
; RV32ID-NEXT: fcvt.s.wu fa0, a0
; RV32ID-NEXT: call __truncsfbf2
; RV32ID-NEXT: fmv.x.w a0, fa0
; RV32ID-NEXT: lui a1, 1048560
; RV32ID-NEXT: or a0, a0, a1
; RV32ID-NEXT: fmv.w.x fa0, a0
; RV32ID-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
; RV32ID-NEXT: addi sp, sp, 16
; RV32ID-NEXT: ret
;
; CHECK64ZFBFMIN-LABEL: fcvt_bf16_wu:
; CHECK64ZFBFMIN: # %bb.0:
; CHECK64ZFBFMIN-NEXT: slli a0, a0, 32
; CHECK64ZFBFMIN-NEXT: srli a0, a0, 32
; CHECK64ZFBFMIN-NEXT: fcvt.s.lu fa5, a0
; CHECK64ZFBFMIN-NEXT: fcvt.bf16.s fa0, fa5
; CHECK64ZFBFMIN-NEXT: ret
;
; RV64ID-LABEL: fcvt_bf16_wu:
; RV64ID: # %bb.0:
; RV64ID-NEXT: addi sp, sp, -16
; RV64ID-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
; RV64ID-NEXT: fcvt.s.wu fa0, a0
; RV64ID-NEXT: call __truncsfbf2
; RV64ID-NEXT: fmv.x.w a0, fa0
; RV64ID-NEXT: lui a1, 1048560
; RV64ID-NEXT: or a0, a0, a1
; RV64ID-NEXT: fmv.w.x fa0, a0
; RV64ID-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
; RV64ID-NEXT: addi sp, sp, 16
; RV64ID-NEXT: ret
%1 = uitofp i32 %a to bfloat
ret bfloat %1
}
define bfloat @fcvt_bf16_wu_load(ptr %p) nounwind {
; CHECK32ZFBFMIN-LABEL: fcvt_bf16_wu_load:
; CHECK32ZFBFMIN: # %bb.0:
; CHECK32ZFBFMIN-NEXT: lw a0, 0(a0)
; CHECK32ZFBFMIN-NEXT: fcvt.s.wu fa5, a0
; CHECK32ZFBFMIN-NEXT: fcvt.bf16.s fa0, fa5
; CHECK32ZFBFMIN-NEXT: ret
;
; RV32ID-LABEL: fcvt_bf16_wu_load:
; RV32ID: # %bb.0:
; RV32ID-NEXT: addi sp, sp, -16
; RV32ID-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
; RV32ID-NEXT: lw a0, 0(a0)
; RV32ID-NEXT: fcvt.s.wu fa0, a0
; RV32ID-NEXT: call __truncsfbf2
; RV32ID-NEXT: fmv.x.w a0, fa0
; RV32ID-NEXT: lui a1, 1048560
; RV32ID-NEXT: or a0, a0, a1
; RV32ID-NEXT: fmv.w.x fa0, a0
; RV32ID-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
; RV32ID-NEXT: addi sp, sp, 16
; RV32ID-NEXT: ret
;
; CHECK64ZFBFMIN-LABEL: fcvt_bf16_wu_load:
; CHECK64ZFBFMIN: # %bb.0:
; CHECK64ZFBFMIN-NEXT: lwu a0, 0(a0)
; CHECK64ZFBFMIN-NEXT: fcvt.s.lu fa5, a0
; CHECK64ZFBFMIN-NEXT: fcvt.bf16.s fa0, fa5
; CHECK64ZFBFMIN-NEXT: ret
;
; RV64ID-LABEL: fcvt_bf16_wu_load:
; RV64ID: # %bb.0:
; RV64ID-NEXT: addi sp, sp, -16
; RV64ID-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
; RV64ID-NEXT: lwu a0, 0(a0)
; RV64ID-NEXT: fcvt.s.wu fa0, a0
; RV64ID-NEXT: call __truncsfbf2
; RV64ID-NEXT: fmv.x.w a0, fa0
; RV64ID-NEXT: lui a1, 1048560
; RV64ID-NEXT: or a0, a0, a1
; RV64ID-NEXT: fmv.w.x fa0, a0
; RV64ID-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
; RV64ID-NEXT: addi sp, sp, 16
; RV64ID-NEXT: ret
%a = load i32, ptr %p
%1 = uitofp i32 %a to bfloat
ret bfloat %1
}
; TODO: The following tests error on rv32 with zfbfmin enabled.
; define bfloat @fcvt_bf16_l(i64 %a) nounwind {
; %1 = sitofp i64 %a to bfloat
; ret bfloat %1
; }
; define bfloat @fcvt_bf16_lu(i64 %a) nounwind {
; %1 = uitofp i64 %a to bfloat
; ret bfloat %1
; }
define bfloat @fcvt_bf16_s(float %a) nounwind {
; CHECK32ZFBFMIN-LABEL: fcvt_bf16_s:
; CHECK32ZFBFMIN: # %bb.0:
; CHECK32ZFBFMIN-NEXT: fcvt.bf16.s fa0, fa0
; CHECK32ZFBFMIN-NEXT: ret
;
; RV32ID-LABEL: fcvt_bf16_s:
; RV32ID: # %bb.0:
; RV32ID-NEXT: addi sp, sp, -16
; RV32ID-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
; RV32ID-NEXT: call __truncsfbf2
; RV32ID-NEXT: fmv.x.w a0, fa0
; RV32ID-NEXT: lui a1, 1048560
; RV32ID-NEXT: or a0, a0, a1
; RV32ID-NEXT: fmv.w.x fa0, a0
; RV32ID-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
; RV32ID-NEXT: addi sp, sp, 16
; RV32ID-NEXT: ret
;
; CHECK64ZFBFMIN-LABEL: fcvt_bf16_s:
; CHECK64ZFBFMIN: # %bb.0:
; CHECK64ZFBFMIN-NEXT: fcvt.bf16.s fa0, fa0
; CHECK64ZFBFMIN-NEXT: ret
;
; RV64ID-LABEL: fcvt_bf16_s:
; RV64ID: # %bb.0:
; RV64ID-NEXT: addi sp, sp, -16
; RV64ID-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
; RV64ID-NEXT: call __truncsfbf2
; RV64ID-NEXT: fmv.x.w a0, fa0
; RV64ID-NEXT: lui a1, 1048560
; RV64ID-NEXT: or a0, a0, a1
; RV64ID-NEXT: fmv.w.x fa0, a0
; RV64ID-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
; RV64ID-NEXT: addi sp, sp, 16
; RV64ID-NEXT: ret
%1 = fptrunc float %a to bfloat
ret bfloat %1
}
define float @fcvt_s_bf16(bfloat %a) nounwind {
; CHECK32ZFBFMIN-LABEL: fcvt_s_bf16:
; CHECK32ZFBFMIN: # %bb.0:
; CHECK32ZFBFMIN-NEXT: fcvt.s.bf16 fa0, fa0
; CHECK32ZFBFMIN-NEXT: ret
;
; RV32ID-LABEL: fcvt_s_bf16:
; RV32ID: # %bb.0:
; RV32ID-NEXT: fmv.x.w a0, fa0
; RV32ID-NEXT: slli a0, a0, 16
; RV32ID-NEXT: fmv.w.x fa0, a0
; RV32ID-NEXT: ret
;
; CHECK64ZFBFMIN-LABEL: fcvt_s_bf16:
; CHECK64ZFBFMIN: # %bb.0:
; CHECK64ZFBFMIN-NEXT: fcvt.s.bf16 fa0, fa0
; CHECK64ZFBFMIN-NEXT: ret
;
; RV64ID-LABEL: fcvt_s_bf16:
; RV64ID: # %bb.0:
; RV64ID-NEXT: fmv.x.w a0, fa0
; RV64ID-NEXT: slli a0, a0, 16
; RV64ID-NEXT: fmv.w.x fa0, a0
; RV64ID-NEXT: ret
%1 = fpext bfloat %a to float
ret float %1
}
define bfloat @fcvt_bf16_d(double %a) nounwind {
; RV32IZFBFMIN-LABEL: fcvt_bf16_d:
; RV32IZFBFMIN: # %bb.0:
; RV32IZFBFMIN-NEXT: addi sp, sp, -16
; RV32IZFBFMIN-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
; RV32IZFBFMIN-NEXT: call __truncdfbf2
; RV32IZFBFMIN-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
; RV32IZFBFMIN-NEXT: addi sp, sp, 16
; RV32IZFBFMIN-NEXT: ret
;
; R32IDZFBFMIN-LABEL: fcvt_bf16_d:
; R32IDZFBFMIN: # %bb.0:
; R32IDZFBFMIN-NEXT: fcvt.s.d fa5, fa0
; R32IDZFBFMIN-NEXT: fcvt.bf16.s fa0, fa5
; R32IDZFBFMIN-NEXT: ret
;
; RV32ID-LABEL: fcvt_bf16_d:
; RV32ID: # %bb.0:
; RV32ID-NEXT: addi sp, sp, -16
; RV32ID-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
; RV32ID-NEXT: call __truncdfbf2
; RV32ID-NEXT: fmv.x.w a0, fa0
; RV32ID-NEXT: lui a1, 1048560
; RV32ID-NEXT: or a0, a0, a1
; RV32ID-NEXT: fmv.w.x fa0, a0
; RV32ID-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
; RV32ID-NEXT: addi sp, sp, 16
; RV32ID-NEXT: ret
;
; RV64IZFBFMIN-LABEL: fcvt_bf16_d:
; RV64IZFBFMIN: # %bb.0:
; RV64IZFBFMIN-NEXT: addi sp, sp, -16
; RV64IZFBFMIN-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
; RV64IZFBFMIN-NEXT: call __truncdfbf2
; RV64IZFBFMIN-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
; RV64IZFBFMIN-NEXT: addi sp, sp, 16
; RV64IZFBFMIN-NEXT: ret
;
; RV64IDZFBFMIN-LABEL: fcvt_bf16_d:
; RV64IDZFBFMIN: # %bb.0:
; RV64IDZFBFMIN-NEXT: fcvt.s.d fa5, fa0
; RV64IDZFBFMIN-NEXT: fcvt.bf16.s fa0, fa5
; RV64IDZFBFMIN-NEXT: ret
;
; RV64ID-LABEL: fcvt_bf16_d:
; RV64ID: # %bb.0:
; RV64ID-NEXT: addi sp, sp, -16
; RV64ID-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
; RV64ID-NEXT: call __truncdfbf2
; RV64ID-NEXT: fmv.x.w a0, fa0
; RV64ID-NEXT: lui a1, 1048560
; RV64ID-NEXT: or a0, a0, a1
; RV64ID-NEXT: fmv.w.x fa0, a0
; RV64ID-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
; RV64ID-NEXT: addi sp, sp, 16
; RV64ID-NEXT: ret
%1 = fptrunc double %a to bfloat
ret bfloat %1
}
define double @fcvt_d_bf16(bfloat %a) nounwind {
; RV32IZFBFMIN-LABEL: fcvt_d_bf16:
; RV32IZFBFMIN: # %bb.0:
; RV32IZFBFMIN-NEXT: addi sp, sp, -16
; RV32IZFBFMIN-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
; RV32IZFBFMIN-NEXT: fcvt.s.bf16 fa0, fa0
; RV32IZFBFMIN-NEXT: call __extendsfdf2
; RV32IZFBFMIN-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
; RV32IZFBFMIN-NEXT: addi sp, sp, 16
; RV32IZFBFMIN-NEXT: ret
;
; R32IDZFBFMIN-LABEL: fcvt_d_bf16:
; R32IDZFBFMIN: # %bb.0:
; R32IDZFBFMIN-NEXT: fcvt.s.bf16 fa5, fa0
; R32IDZFBFMIN-NEXT: fcvt.d.s fa0, fa5
; R32IDZFBFMIN-NEXT: ret
;
; RV32ID-LABEL: fcvt_d_bf16:
; RV32ID: # %bb.0:
; RV32ID-NEXT: fmv.x.w a0, fa0
; RV32ID-NEXT: slli a0, a0, 16
; RV32ID-NEXT: fmv.w.x fa5, a0
; RV32ID-NEXT: fcvt.d.s fa0, fa5
; RV32ID-NEXT: ret
;
; RV64IZFBFMIN-LABEL: fcvt_d_bf16:
; RV64IZFBFMIN: # %bb.0:
; RV64IZFBFMIN-NEXT: addi sp, sp, -16
; RV64IZFBFMIN-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
; RV64IZFBFMIN-NEXT: fcvt.s.bf16 fa0, fa0
; RV64IZFBFMIN-NEXT: call __extendsfdf2
; RV64IZFBFMIN-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
; RV64IZFBFMIN-NEXT: addi sp, sp, 16
; RV64IZFBFMIN-NEXT: ret
;
; RV64IDZFBFMIN-LABEL: fcvt_d_bf16:
; RV64IDZFBFMIN: # %bb.0:
; RV64IDZFBFMIN-NEXT: fcvt.s.bf16 fa5, fa0
; RV64IDZFBFMIN-NEXT: fcvt.d.s fa0, fa5
; RV64IDZFBFMIN-NEXT: ret
;
; RV64ID-LABEL: fcvt_d_bf16:
; RV64ID: # %bb.0:
; RV64ID-NEXT: fmv.x.w a0, fa0
; RV64ID-NEXT: slli a0, a0, 16
; RV64ID-NEXT: fmv.w.x fa5, a0
; RV64ID-NEXT: fcvt.d.s fa0, fa5
; RV64ID-NEXT: ret
%1 = fpext bfloat %a to double
ret double %1
}
define bfloat @bitcast_bf16_i16(i16 %a) nounwind {
; CHECK32ZFBFMIN-LABEL: bitcast_bf16_i16:
; CHECK32ZFBFMIN: # %bb.0:
; CHECK32ZFBFMIN-NEXT: fmv.h.x fa0, a0
; CHECK32ZFBFMIN-NEXT: ret
;
; RV32ID-LABEL: bitcast_bf16_i16:
; RV32ID: # %bb.0:
; RV32ID-NEXT: lui a1, 1048560
; RV32ID-NEXT: or a0, a0, a1
; RV32ID-NEXT: fmv.w.x fa0, a0
; RV32ID-NEXT: ret
;
; CHECK64ZFBFMIN-LABEL: bitcast_bf16_i16:
; CHECK64ZFBFMIN: # %bb.0:
; CHECK64ZFBFMIN-NEXT: fmv.h.x fa0, a0
; CHECK64ZFBFMIN-NEXT: ret
;
; RV64ID-LABEL: bitcast_bf16_i16:
; RV64ID: # %bb.0:
; RV64ID-NEXT: lui a1, 1048560
; RV64ID-NEXT: or a0, a0, a1
; RV64ID-NEXT: fmv.w.x fa0, a0
; RV64ID-NEXT: ret
%1 = bitcast i16 %a to bfloat
ret bfloat %1
}
define i16 @bitcast_i16_bf16(bfloat %a) nounwind {
; CHECK32ZFBFMIN-LABEL: bitcast_i16_bf16:
; CHECK32ZFBFMIN: # %bb.0:
; CHECK32ZFBFMIN-NEXT: fmv.x.h a0, fa0
; CHECK32ZFBFMIN-NEXT: ret
;
; RV32ID-LABEL: bitcast_i16_bf16:
; RV32ID: # %bb.0:
; RV32ID-NEXT: fmv.x.w a0, fa0
; RV32ID-NEXT: ret
;
; CHECK64ZFBFMIN-LABEL: bitcast_i16_bf16:
; CHECK64ZFBFMIN: # %bb.0:
; CHECK64ZFBFMIN-NEXT: fmv.x.h a0, fa0
; CHECK64ZFBFMIN-NEXT: ret
;
; RV64ID-LABEL: bitcast_i16_bf16:
; RV64ID: # %bb.0:
; RV64ID-NEXT: fmv.x.w a0, fa0
; RV64ID-NEXT: ret
%1 = bitcast bfloat %a to i16
ret i16 %1
}
define signext i32 @fcvt_bf16_w_demanded_bits(i32 signext %0, ptr %1) nounwind {
; CHECK32ZFBFMIN-LABEL: fcvt_bf16_w_demanded_bits:
; CHECK32ZFBFMIN: # %bb.0:
; CHECK32ZFBFMIN-NEXT: addi a0, a0, 1
; CHECK32ZFBFMIN-NEXT: fcvt.s.w fa5, a0
; CHECK32ZFBFMIN-NEXT: fcvt.bf16.s fa5, fa5
; CHECK32ZFBFMIN-NEXT: fsh fa5, 0(a1)
; CHECK32ZFBFMIN-NEXT: ret
;
; RV32ID-LABEL: fcvt_bf16_w_demanded_bits:
; RV32ID: # %bb.0:
; RV32ID-NEXT: addi sp, sp, -16
; RV32ID-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
; RV32ID-NEXT: sw s0, 8(sp) # 4-byte Folded Spill
; RV32ID-NEXT: sw s1, 4(sp) # 4-byte Folded Spill
; RV32ID-NEXT: mv s0, a1
; RV32ID-NEXT: addi s1, a0, 1
; RV32ID-NEXT: fcvt.s.w fa0, s1
; RV32ID-NEXT: call __truncsfbf2
; RV32ID-NEXT: fmv.x.w a0, fa0
; RV32ID-NEXT: sh a0, 0(s0)
; RV32ID-NEXT: mv a0, s1
; RV32ID-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
; RV32ID-NEXT: lw s0, 8(sp) # 4-byte Folded Reload
; RV32ID-NEXT: lw s1, 4(sp) # 4-byte Folded Reload
; RV32ID-NEXT: addi sp, sp, 16
; RV32ID-NEXT: ret
;
; CHECK64ZFBFMIN-LABEL: fcvt_bf16_w_demanded_bits:
; CHECK64ZFBFMIN: # %bb.0:
; CHECK64ZFBFMIN-NEXT: addiw a0, a0, 1
; CHECK64ZFBFMIN-NEXT: fcvt.s.l fa5, a0
; CHECK64ZFBFMIN-NEXT: fcvt.bf16.s fa5, fa5
; CHECK64ZFBFMIN-NEXT: fsh fa5, 0(a1)
; CHECK64ZFBFMIN-NEXT: ret
;
; RV64ID-LABEL: fcvt_bf16_w_demanded_bits:
; RV64ID: # %bb.0:
; RV64ID-NEXT: addi sp, sp, -32
; RV64ID-NEXT: sd ra, 24(sp) # 8-byte Folded Spill
; RV64ID-NEXT: sd s0, 16(sp) # 8-byte Folded Spill
; RV64ID-NEXT: sd s1, 8(sp) # 8-byte Folded Spill
; RV64ID-NEXT: mv s0, a1
; RV64ID-NEXT: addiw s1, a0, 1
; RV64ID-NEXT: fcvt.s.w fa0, s1
; RV64ID-NEXT: call __truncsfbf2
; RV64ID-NEXT: fmv.x.w a0, fa0
; RV64ID-NEXT: sh a0, 0(s0)
; RV64ID-NEXT: mv a0, s1
; RV64ID-NEXT: ld ra, 24(sp) # 8-byte Folded Reload
; RV64ID-NEXT: ld s0, 16(sp) # 8-byte Folded Reload
; RV64ID-NEXT: ld s1, 8(sp) # 8-byte Folded Reload
; RV64ID-NEXT: addi sp, sp, 32
; RV64ID-NEXT: ret
%3 = add i32 %0, 1
%4 = sitofp i32 %3 to bfloat
store bfloat %4, ptr %1, align 2
ret i32 %3
}
define signext i32 @fcvt_bf16_wu_demanded_bits(i32 signext %0, ptr %1) nounwind {
; CHECK32ZFBFMIN-LABEL: fcvt_bf16_wu_demanded_bits:
; CHECK32ZFBFMIN: # %bb.0:
; CHECK32ZFBFMIN-NEXT: addi a0, a0, 1
; CHECK32ZFBFMIN-NEXT: fcvt.s.wu fa5, a0
; CHECK32ZFBFMIN-NEXT: fcvt.bf16.s fa5, fa5
; CHECK32ZFBFMIN-NEXT: fsh fa5, 0(a1)
; CHECK32ZFBFMIN-NEXT: ret
;
; RV32ID-LABEL: fcvt_bf16_wu_demanded_bits:
; RV32ID: # %bb.0:
; RV32ID-NEXT: addi sp, sp, -16
; RV32ID-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
; RV32ID-NEXT: sw s0, 8(sp) # 4-byte Folded Spill
; RV32ID-NEXT: sw s1, 4(sp) # 4-byte Folded Spill
; RV32ID-NEXT: mv s0, a1
; RV32ID-NEXT: addi s1, a0, 1
; RV32ID-NEXT: fcvt.s.wu fa0, s1
; RV32ID-NEXT: call __truncsfbf2
; RV32ID-NEXT: fmv.x.w a0, fa0
; RV32ID-NEXT: sh a0, 0(s0)
; RV32ID-NEXT: mv a0, s1
; RV32ID-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
; RV32ID-NEXT: lw s0, 8(sp) # 4-byte Folded Reload
; RV32ID-NEXT: lw s1, 4(sp) # 4-byte Folded Reload
; RV32ID-NEXT: addi sp, sp, 16
; RV32ID-NEXT: ret
;
; CHECK64ZFBFMIN-LABEL: fcvt_bf16_wu_demanded_bits:
; CHECK64ZFBFMIN: # %bb.0:
; CHECK64ZFBFMIN-NEXT: addiw a0, a0, 1
; CHECK64ZFBFMIN-NEXT: slli a2, a0, 32
; CHECK64ZFBFMIN-NEXT: srli a2, a2, 32
; CHECK64ZFBFMIN-NEXT: fcvt.s.lu fa5, a2
; CHECK64ZFBFMIN-NEXT: fcvt.bf16.s fa5, fa5
; CHECK64ZFBFMIN-NEXT: fsh fa5, 0(a1)
; CHECK64ZFBFMIN-NEXT: ret
;
; RV64ID-LABEL: fcvt_bf16_wu_demanded_bits:
; RV64ID: # %bb.0:
; RV64ID-NEXT: addi sp, sp, -32
; RV64ID-NEXT: sd ra, 24(sp) # 8-byte Folded Spill
; RV64ID-NEXT: sd s0, 16(sp) # 8-byte Folded Spill
; RV64ID-NEXT: sd s1, 8(sp) # 8-byte Folded Spill
; RV64ID-NEXT: mv s0, a1
; RV64ID-NEXT: addiw s1, a0, 1
; RV64ID-NEXT: fcvt.s.wu fa0, s1
; RV64ID-NEXT: call __truncsfbf2
; RV64ID-NEXT: fmv.x.w a0, fa0
; RV64ID-NEXT: sh a0, 0(s0)
; RV64ID-NEXT: mv a0, s1
; RV64ID-NEXT: ld ra, 24(sp) # 8-byte Folded Reload
; RV64ID-NEXT: ld s0, 16(sp) # 8-byte Folded Reload
; RV64ID-NEXT: ld s1, 8(sp) # 8-byte Folded Reload
; RV64ID-NEXT: addi sp, sp, 32
; RV64ID-NEXT: ret
%3 = add i32 %0, 1
%4 = uitofp i32 %3 to bfloat
store bfloat %4, ptr %1, align 2
ret i32 %3
}
define signext i8 @fcvt_w_s_i8(bfloat %a) nounwind {
; CHECK32ZFBFMIN-LABEL: fcvt_w_s_i8:
; CHECK32ZFBFMIN: # %bb.0:
; CHECK32ZFBFMIN-NEXT: fcvt.s.bf16 fa5, fa0, rne
; CHECK32ZFBFMIN-NEXT: fcvt.w.s a0, fa5, rtz
; CHECK32ZFBFMIN-NEXT: ret
;
; RV32ID-LABEL: fcvt_w_s_i8:
; RV32ID: # %bb.0:
; RV32ID-NEXT: fmv.x.w a0, fa0
; RV32ID-NEXT: slli a0, a0, 16
; RV32ID-NEXT: fmv.w.x fa5, a0
; RV32ID-NEXT: fcvt.w.s a0, fa5, rtz
; RV32ID-NEXT: ret
;
; CHECK64ZFBFMIN-LABEL: fcvt_w_s_i8:
; CHECK64ZFBFMIN: # %bb.0:
; CHECK64ZFBFMIN-NEXT: fcvt.s.bf16 fa5, fa0, rne
; CHECK64ZFBFMIN-NEXT: fcvt.l.s a0, fa5, rtz
; CHECK64ZFBFMIN-NEXT: ret
;
; RV64ID-LABEL: fcvt_w_s_i8:
; RV64ID: # %bb.0:
; RV64ID-NEXT: fmv.x.w a0, fa0
; RV64ID-NEXT: slli a0, a0, 16
; RV64ID-NEXT: fmv.w.x fa5, a0
; RV64ID-NEXT: fcvt.l.s a0, fa5, rtz
; RV64ID-NEXT: ret
%1 = fptosi bfloat %a to i8
ret i8 %1
}
define signext i8 @fcvt_w_s_sat_i8(bfloat %a) nounwind {
; CHECK32ZFBFMIN-LABEL: fcvt_w_s_sat_i8:
; CHECK32ZFBFMIN: # %bb.0: # %start
; CHECK32ZFBFMIN-NEXT: fcvt.s.bf16 fa5, fa0
; CHECK32ZFBFMIN-NEXT: feq.s a0, fa5, fa5
; CHECK32ZFBFMIN-NEXT: neg a0, a0
; CHECK32ZFBFMIN-NEXT: lui a1, 798720
; CHECK32ZFBFMIN-NEXT: fmv.w.x fa4, a1
; CHECK32ZFBFMIN-NEXT: fmax.s fa5, fa5, fa4
; CHECK32ZFBFMIN-NEXT: lui a1, 274400
; CHECK32ZFBFMIN-NEXT: fmv.w.x fa4, a1
; CHECK32ZFBFMIN-NEXT: fmin.s fa5, fa5, fa4
; CHECK32ZFBFMIN-NEXT: fcvt.w.s a1, fa5, rtz
; CHECK32ZFBFMIN-NEXT: and a0, a0, a1
; CHECK32ZFBFMIN-NEXT: ret
;
; RV32ID-LABEL: fcvt_w_s_sat_i8:
; RV32ID: # %bb.0: # %start
; RV32ID-NEXT: fmv.x.w a0, fa0
; RV32ID-NEXT: slli a0, a0, 16
; RV32ID-NEXT: fmv.w.x fa5, a0
; RV32ID-NEXT: feq.s a0, fa5, fa5
; RV32ID-NEXT: neg a0, a0
; RV32ID-NEXT: lui a1, 798720
; RV32ID-NEXT: fmv.w.x fa4, a1
; RV32ID-NEXT: fmax.s fa5, fa5, fa4
; RV32ID-NEXT: lui a1, 274400
; RV32ID-NEXT: fmv.w.x fa4, a1
; RV32ID-NEXT: fmin.s fa5, fa5, fa4
; RV32ID-NEXT: fcvt.w.s a1, fa5, rtz
; RV32ID-NEXT: and a0, a0, a1
; RV32ID-NEXT: ret
;
; CHECK64ZFBFMIN-LABEL: fcvt_w_s_sat_i8:
; CHECK64ZFBFMIN: # %bb.0: # %start
; CHECK64ZFBFMIN-NEXT: fcvt.s.bf16 fa5, fa0
; CHECK64ZFBFMIN-NEXT: feq.s a0, fa5, fa5
; CHECK64ZFBFMIN-NEXT: neg a0, a0
; CHECK64ZFBFMIN-NEXT: lui a1, 798720
; CHECK64ZFBFMIN-NEXT: fmv.w.x fa4, a1
; CHECK64ZFBFMIN-NEXT: fmax.s fa5, fa5, fa4
; CHECK64ZFBFMIN-NEXT: lui a1, 274400
; CHECK64ZFBFMIN-NEXT: fmv.w.x fa4, a1
; CHECK64ZFBFMIN-NEXT: fmin.s fa5, fa5, fa4
; CHECK64ZFBFMIN-NEXT: fcvt.l.s a1, fa5, rtz
; CHECK64ZFBFMIN-NEXT: and a0, a0, a1
; CHECK64ZFBFMIN-NEXT: ret
;
; RV64ID-LABEL: fcvt_w_s_sat_i8:
; RV64ID: # %bb.0: # %start
; RV64ID-NEXT: fmv.x.w a0, fa0
; RV64ID-NEXT: slli a0, a0, 16
; RV64ID-NEXT: fmv.w.x fa5, a0
; RV64ID-NEXT: feq.s a0, fa5, fa5
; RV64ID-NEXT: neg a0, a0
; RV64ID-NEXT: lui a1, 798720
; RV64ID-NEXT: fmv.w.x fa4, a1
; RV64ID-NEXT: fmax.s fa5, fa5, fa4
; RV64ID-NEXT: lui a1, 274400
; RV64ID-NEXT: fmv.w.x fa4, a1
; RV64ID-NEXT: fmin.s fa5, fa5, fa4
; RV64ID-NEXT: fcvt.l.s a1, fa5, rtz
; RV64ID-NEXT: and a0, a0, a1
; RV64ID-NEXT: ret
start:
%0 = tail call i8 @llvm.fptosi.sat.i8.bf16(bfloat %a)
ret i8 %0
}
declare i8 @llvm.fptosi.sat.i8.bf16(bfloat)
define zeroext i8 @fcvt_wu_s_i8(bfloat %a) nounwind {
; CHECK32ZFBFMIN-LABEL: fcvt_wu_s_i8:
; CHECK32ZFBFMIN: # %bb.0:
; CHECK32ZFBFMIN-NEXT: fcvt.s.bf16 fa5, fa0, rne
; CHECK32ZFBFMIN-NEXT: fcvt.wu.s a0, fa5, rtz
; CHECK32ZFBFMIN-NEXT: ret
;
; RV32ID-LABEL: fcvt_wu_s_i8:
; RV32ID: # %bb.0:
; RV32ID-NEXT: fmv.x.w a0, fa0
; RV32ID-NEXT: slli a0, a0, 16
; RV32ID-NEXT: fmv.w.x fa5, a0
; RV32ID-NEXT: fcvt.wu.s a0, fa5, rtz
; RV32ID-NEXT: ret
;
; CHECK64ZFBFMIN-LABEL: fcvt_wu_s_i8:
; CHECK64ZFBFMIN: # %bb.0:
; CHECK64ZFBFMIN-NEXT: fcvt.s.bf16 fa5, fa0, rne
; CHECK64ZFBFMIN-NEXT: fcvt.lu.s a0, fa5, rtz
; CHECK64ZFBFMIN-NEXT: ret
;
; RV64ID-LABEL: fcvt_wu_s_i8:
; RV64ID: # %bb.0:
; RV64ID-NEXT: fmv.x.w a0, fa0
; RV64ID-NEXT: slli a0, a0, 16
; RV64ID-NEXT: fmv.w.x fa5, a0
; RV64ID-NEXT: fcvt.lu.s a0, fa5, rtz
; RV64ID-NEXT: ret
%1 = fptoui bfloat %a to i8
ret i8 %1
}
define zeroext i8 @fcvt_wu_s_sat_i8(bfloat %a) nounwind {
; CHECK32ZFBFMIN-LABEL: fcvt_wu_s_sat_i8:
; CHECK32ZFBFMIN: # %bb.0: # %start
; CHECK32ZFBFMIN-NEXT: fcvt.s.bf16 fa5, fa0
; CHECK32ZFBFMIN-NEXT: fmv.w.x fa4, zero
; CHECK32ZFBFMIN-NEXT: fmax.s fa5, fa5, fa4
; CHECK32ZFBFMIN-NEXT: lui a0, 276464
; CHECK32ZFBFMIN-NEXT: fmv.w.x fa4, a0
; CHECK32ZFBFMIN-NEXT: fmin.s fa5, fa5, fa4
; CHECK32ZFBFMIN-NEXT: fcvt.wu.s a0, fa5, rtz
; CHECK32ZFBFMIN-NEXT: ret
;
; RV32ID-LABEL: fcvt_wu_s_sat_i8:
; RV32ID: # %bb.0: # %start
; RV32ID-NEXT: fmv.x.w a0, fa0
; RV32ID-NEXT: slli a0, a0, 16
; RV32ID-NEXT: fmv.w.x fa5, a0
; RV32ID-NEXT: fmv.w.x fa4, zero
; RV32ID-NEXT: fmax.s fa5, fa5, fa4
; RV32ID-NEXT: lui a0, 276464
; RV32ID-NEXT: fmv.w.x fa4, a0
; RV32ID-NEXT: fmin.s fa5, fa5, fa4
; RV32ID-NEXT: fcvt.wu.s a0, fa5, rtz
; RV32ID-NEXT: ret
;
; CHECK64ZFBFMIN-LABEL: fcvt_wu_s_sat_i8:
; CHECK64ZFBFMIN: # %bb.0: # %start
; CHECK64ZFBFMIN-NEXT: fcvt.s.bf16 fa5, fa0
; CHECK64ZFBFMIN-NEXT: fmv.w.x fa4, zero
; CHECK64ZFBFMIN-NEXT: fmax.s fa5, fa5, fa4
; CHECK64ZFBFMIN-NEXT: lui a0, 276464
; CHECK64ZFBFMIN-NEXT: fmv.w.x fa4, a0
; CHECK64ZFBFMIN-NEXT: fmin.s fa5, fa5, fa4
; CHECK64ZFBFMIN-NEXT: fcvt.lu.s a0, fa5, rtz
; CHECK64ZFBFMIN-NEXT: ret
;
; RV64ID-LABEL: fcvt_wu_s_sat_i8:
; RV64ID: # %bb.0: # %start
; RV64ID-NEXT: fmv.x.w a0, fa0
; RV64ID-NEXT: slli a0, a0, 16
; RV64ID-NEXT: fmv.w.x fa5, a0
; RV64ID-NEXT: fmv.w.x fa4, zero
; RV64ID-NEXT: fmax.s fa5, fa5, fa4
; RV64ID-NEXT: lui a0, 276464
; RV64ID-NEXT: fmv.w.x fa4, a0
; RV64ID-NEXT: fmin.s fa5, fa5, fa4
; RV64ID-NEXT: fcvt.lu.s a0, fa5, rtz
; RV64ID-NEXT: ret
start:
%0 = tail call i8 @llvm.fptoui.sat.i8.bf16(bfloat %a)
ret i8 %0
}
declare i8 @llvm.fptoui.sat.i8.bf16(bfloat)
define zeroext i32 @fcvt_wu_bf16_sat_zext(bfloat %a) nounwind {
; CHECK32ZFBFMIN-LABEL: fcvt_wu_bf16_sat_zext:
; CHECK32ZFBFMIN: # %bb.0: # %start
; CHECK32ZFBFMIN-NEXT: fcvt.s.bf16 fa5, fa0
; CHECK32ZFBFMIN-NEXT: fcvt.wu.s a0, fa5, rtz
; CHECK32ZFBFMIN-NEXT: feq.s a1, fa5, fa5
; CHECK32ZFBFMIN-NEXT: seqz a1, a1
; CHECK32ZFBFMIN-NEXT: addi a1, a1, -1
; CHECK32ZFBFMIN-NEXT: and a0, a1, a0
; CHECK32ZFBFMIN-NEXT: ret
;
; RV32ID-LABEL: fcvt_wu_bf16_sat_zext:
; RV32ID: # %bb.0: # %start
; RV32ID-NEXT: fmv.x.w a0, fa0
; RV32ID-NEXT: slli a0, a0, 16
; RV32ID-NEXT: fmv.w.x fa5, a0
; RV32ID-NEXT: fcvt.wu.s a0, fa5, rtz
; RV32ID-NEXT: feq.s a1, fa5, fa5
; RV32ID-NEXT: seqz a1, a1
; RV32ID-NEXT: addi a1, a1, -1
; RV32ID-NEXT: and a0, a1, a0
; RV32ID-NEXT: ret
;
; CHECK64ZFBFMIN-LABEL: fcvt_wu_bf16_sat_zext:
; CHECK64ZFBFMIN: # %bb.0: # %start
; CHECK64ZFBFMIN-NEXT: fcvt.s.bf16 fa5, fa0
; CHECK64ZFBFMIN-NEXT: fcvt.wu.s a0, fa5, rtz
; CHECK64ZFBFMIN-NEXT: feq.s a1, fa5, fa5
; CHECK64ZFBFMIN-NEXT: seqz a1, a1
; CHECK64ZFBFMIN-NEXT: addi a1, a1, -1
; CHECK64ZFBFMIN-NEXT: and a0, a0, a1
; CHECK64ZFBFMIN-NEXT: slli a0, a0, 32
; CHECK64ZFBFMIN-NEXT: srli a0, a0, 32
; CHECK64ZFBFMIN-NEXT: ret
;
; RV64ID-LABEL: fcvt_wu_bf16_sat_zext:
; RV64ID: # %bb.0: # %start
; RV64ID-NEXT: fmv.x.w a0, fa0
; RV64ID-NEXT: slli a0, a0, 16
; RV64ID-NEXT: fmv.w.x fa5, a0
; RV64ID-NEXT: fcvt.wu.s a0, fa5, rtz
; RV64ID-NEXT: feq.s a1, fa5, fa5
; RV64ID-NEXT: seqz a1, a1
; RV64ID-NEXT: addi a1, a1, -1
; RV64ID-NEXT: and a0, a0, a1
; RV64ID-NEXT: slli a0, a0, 32
; RV64ID-NEXT: srli a0, a0, 32
; RV64ID-NEXT: ret
start:
%0 = tail call i32 @llvm.fptoui.sat.i32.bf16(bfloat %a)
ret i32 %0
}
define signext i32 @fcvt_w_bf16_sat_sext(bfloat %a) nounwind {
; CHECK32ZFBFMIN-LABEL: fcvt_w_bf16_sat_sext:
; CHECK32ZFBFMIN: # %bb.0: # %start
; CHECK32ZFBFMIN-NEXT: fcvt.s.bf16 fa5, fa0
; CHECK32ZFBFMIN-NEXT: fcvt.w.s a0, fa5, rtz
; CHECK32ZFBFMIN-NEXT: feq.s a1, fa5, fa5
; CHECK32ZFBFMIN-NEXT: seqz a1, a1
; CHECK32ZFBFMIN-NEXT: addi a1, a1, -1
; CHECK32ZFBFMIN-NEXT: and a0, a1, a0
; CHECK32ZFBFMIN-NEXT: ret
;
; RV32ID-LABEL: fcvt_w_bf16_sat_sext:
; RV32ID: # %bb.0: # %start
; RV32ID-NEXT: fmv.x.w a0, fa0
; RV32ID-NEXT: slli a0, a0, 16
; RV32ID-NEXT: fmv.w.x fa5, a0
; RV32ID-NEXT: fcvt.w.s a0, fa5, rtz
; RV32ID-NEXT: feq.s a1, fa5, fa5
; RV32ID-NEXT: seqz a1, a1
; RV32ID-NEXT: addi a1, a1, -1
; RV32ID-NEXT: and a0, a1, a0
; RV32ID-NEXT: ret
;
; CHECK64ZFBFMIN-LABEL: fcvt_w_bf16_sat_sext:
; CHECK64ZFBFMIN: # %bb.0: # %start
; CHECK64ZFBFMIN-NEXT: fcvt.s.bf16 fa5, fa0
; CHECK64ZFBFMIN-NEXT: fcvt.w.s a0, fa5, rtz
; CHECK64ZFBFMIN-NEXT: feq.s a1, fa5, fa5
; CHECK64ZFBFMIN-NEXT: seqz a1, a1
; CHECK64ZFBFMIN-NEXT: addi a1, a1, -1
; CHECK64ZFBFMIN-NEXT: and a0, a1, a0
; CHECK64ZFBFMIN-NEXT: ret
;
; RV64ID-LABEL: fcvt_w_bf16_sat_sext:
; RV64ID: # %bb.0: # %start
; RV64ID-NEXT: fmv.x.w a0, fa0
; RV64ID-NEXT: slli a0, a0, 16
; RV64ID-NEXT: fmv.w.x fa5, a0
; RV64ID-NEXT: fcvt.w.s a0, fa5, rtz
; RV64ID-NEXT: feq.s a1, fa5, fa5
; RV64ID-NEXT: seqz a1, a1
; RV64ID-NEXT: addi a1, a1, -1
; RV64ID-NEXT: and a0, a1, a0
; RV64ID-NEXT: ret
start:
%0 = tail call i32 @llvm.fptosi.sat.i32.bf16(bfloat %a)
ret i32 %0
}