fallback: translate: sitofp i32

Run:explore-04ca53e65f-20261014-114124
Kind:fallback
Category:translate: sitofp i32
Occurrences:30 in 6 configs, 1 test files
Snippet from:bfloat-convert.ll @fcvt_bf16_w via llvm-extract
Config:-mtriple=riscv32 -mattr=+d -verify-machineinstrs -target-abi ilp32d
Local check:reproduces at 04ca53e65f
Compiler Explorer:not uploaded (over --godbolt-limit or disabled)

Snippet:

; Function Attrs: nounwind
define bfloat @fcvt_bf16_w(i32 %a) #0 {
  %1 = sitofp i32 %a to bfloat
  ret bfloat %1
}

attributes #0 = { nounwind }

Reproduce:

llc -mtriple=riscv32 -mattr=+d -verify-machineinstrs -target-abi ilp32d -global-isel -global-isel-abort=2 -pass-remarks-missed=gisel.* snippet.ll -o -
llc -mtriple=riscv32 -mattr=+d -verify-machineinstrs -target-abi ilp32d -global-isel=0 snippet.ll -o -

Local llc output:

remark: <unknown>:0:0: unable to translate instruction: sitofp: '  %1 = sitofp i32 %a to bfloat' (in function: fcvt_bf16_w)
warning: Instruction selection used fallback path for fcvt_bf16_w

Occurrences (30):

InputFunctionConfig
bfloat-convert.llfcvt_bf16_w-mtriple=riscv32 -mattr=+d -verify-machineinstrs -target-abi ilp32d
bfloat-convert.llfcvt_bf16_w_load-mtriple=riscv32 -mattr=+d -verify-machineinstrs -target-abi ilp32d
bfloat-convert.llfcvt_bf16_w_demanded_bits-mtriple=riscv32 -mattr=+d -verify-machineinstrs -target-abi ilp32d
bfloat-convert.llfcvt_bf16_w-mtriple=riscv32 -mattr=+d,+zfbfmin -verify-machineinstrs -target-abi ilp32d
bfloat-convert.llfcvt_bf16_w_load-mtriple=riscv32 -mattr=+d,+zfbfmin -verify-machineinstrs -target-abi ilp32d
bfloat-convert.llfcvt_bf16_w_demanded_bits-mtriple=riscv32 -mattr=+d,+zfbfmin -verify-machineinstrs -target-abi ilp32d
bfloat-convert.llfcvt_bf16_w-mtriple=riscv32 -mattr=+zfbfmin -verify-machineinstrs -target-abi ilp32f
bfloat-convert.llfcvt_bf16_w_load-mtriple=riscv32 -mattr=+zfbfmin -verify-machineinstrs -target-abi ilp32f
bfloat-convert.llfcvt_bf16_w_demanded_bits-mtriple=riscv32 -mattr=+zfbfmin -verify-machineinstrs -target-abi ilp32f
bfloat-convert.llfcvt_bf16_w-mtriple=riscv64 -mattr=+d -verify-machineinstrs -target-abi lp64d
bfloat-convert.llfcvt_bf16_w_load-mtriple=riscv64 -mattr=+d -verify-machineinstrs -target-abi lp64d
bfloat-convert.llfcvt_bf16_w_demanded_bits-mtriple=riscv64 -mattr=+d -verify-machineinstrs -target-abi lp64d
bfloat-convert.llfcvt_bf16_w-mtriple=riscv64 -mattr=+d,+zfbfmin -verify-machineinstrs -target-abi lp64d
bfloat-convert.llfcvt_bf16_w_load-mtriple=riscv64 -mattr=+d,+zfbfmin -verify-machineinstrs -target-abi lp64d
bfloat-convert.llfcvt_bf16_w_demanded_bits-mtriple=riscv64 -mattr=+d,+zfbfmin -verify-machineinstrs -target-abi lp64d
bfloat-convert.llfcvt_bf16_w-mtriple=riscv64 -mattr=+zfbfmin -verify-machineinstrs -target-abi lp64f
bfloat-convert.llfcvt_bf16_w_load-mtriple=riscv64 -mattr=+zfbfmin -verify-machineinstrs -target-abi lp64f
bfloat-convert.llfcvt_bf16_w_demanded_bits-mtriple=riscv64 -mattr=+zfbfmin -verify-machineinstrs -target-abi lp64f
bfloat-convert.1cbf06aa61.ll (mutant of bfloat-convert.ll)fcvt_bf16_w_demanded_bits-mtriple=riscv64 -mattr=+d -verify-machineinstrs -target-abi lp64d
bfloat-convert.26851b7011.ll (mutant of bfloat-convert.ll)fcvt_bf16_w_demanded_bits-mtriple=riscv64 -mattr=+d,+zfbfmin -verify-machineinstrs -target-abi lp64d
bfloat-convert.315f0fa1aa.ll (mutant of bfloat-convert.ll)fcvt_bf16_w_demanded_bits-mtriple=riscv32 -mattr=+d -verify-machineinstrs -target-abi ilp32d
bfloat-convert.86e44f7a96.ll (mutant of bfloat-convert.ll)fcvt_bf16_w_demanded_bits-mtriple=riscv32 -mattr=+d,+zfbfmin -verify-machineinstrs -target-abi ilp32d
bfloat-convert.9ae14f011e.ll (mutant of bfloat-convert.ll)fcvt_bf16_w_demanded_bits-mtriple=riscv32 -mattr=+zfbfmin -verify-machineinstrs -target-abi ilp32f
bfloat-convert.9c366d6aab.ll (mutant of bfloat-convert.ll)fcvt_bf16_w_load-mtriple=riscv32 -mattr=+d -verify-machineinstrs -target-abi ilp32d
bfloat-convert.a4305d0905.ll (mutant of bfloat-convert.ll)fcvt_bf16_w_load-mtriple=riscv64 -mattr=+d -verify-machineinstrs -target-abi lp64d
bfloat-convert.ab263bc7c4.ll (mutant of bfloat-convert.ll)fcvt_bf16_w_load-mtriple=riscv32 -mattr=+d,+zfbfmin -verify-machineinstrs -target-abi ilp32d
bfloat-convert.c85bb6d931.ll (mutant of bfloat-convert.ll)fcvt_bf16_w_load-mtriple=riscv64 -mattr=+d,+zfbfmin -verify-machineinstrs -target-abi lp64d
bfloat-convert.c90d7f6833.ll (mutant of bfloat-convert.ll)fcvt_bf16_w_demanded_bits-mtriple=riscv64 -mattr=+zfbfmin -verify-machineinstrs -target-abi lp64f
bfloat-convert.cc206d336a.ll (mutant of bfloat-convert.ll)fcvt_bf16_w_load-mtriple=riscv32 -mattr=+zfbfmin -verify-machineinstrs -target-abi ilp32f
bfloat-convert.ebf0be13b2.ll (mutant of bfloat-convert.ll)fcvt_bf16_w_load-mtriple=riscv64 -mattr=+zfbfmin -verify-machineinstrs -target-abi lp64f

Generated 2026-10-15 08:05 UTC.