| Run: | main-04ca53e65f-20261014-113325 |
| Kind: | fallback |
| Category: | translate: call llvm.experimental.constrained.fptoui.i128.f32 |
| Occurrences: | 9 in 3 configs, 1 test files |
| Snippet from: | rv64-float-convert-strict.ll @fptoui_f32_to_i128 via llvm-extract |
| Config: | -mtriple=riscv64 -mattr=+f -target-abi=lp64f -verify-machineinstrs -disable-strictnode-mutation |
| Local check: | reproduces at 04ca53e65f |
| Compiler Explorer: | not uploaded (over --godbolt-limit or disabled) |
; Function Attrs: nounwind strictfp
define i128 @fptoui_f32_to_i128(float %a) #0 {
%1 = call i128 @llvm.experimental.constrained.fptoui.i128.f32(float %a, metadata !"fpexcept.strict")
ret i128 %1
}
; Function Attrs: nocallback nofree nosync nounwind strictfp willreturn memory(inaccessiblemem: readwrite)
declare i128 @llvm.experimental.constrained.fptoui.i128.f32(float, metadata) #1
attributes #0 = { nounwind strictfp }
attributes #1 = { nocallback nofree nosync nounwind strictfp willreturn memory(inaccessiblemem: readwrite) }
llc -mtriple=riscv64 -mattr=+f -target-abi=lp64f -verify-machineinstrs -disable-strictnode-mutation -global-isel -global-isel-abort=2 -pass-remarks-missed=gisel.* snippet.ll -o - llc -mtriple=riscv64 -mattr=+f -target-abi=lp64f -verify-machineinstrs -disable-strictnode-mutation -global-isel=0 snippet.ll -o -
remark: <unknown>:0:0: unable to translate instruction: call llvm.experimental.constrained.fptoui.i128.f32: ' %1 = call i128 @llvm.experimental.constrained.fptoui.i128.f32(float %a, metadata !"fpexcept.strict")' (in function: fptoui_f32_to_i128) warning: Instruction selection used fallback path for fptoui_f32_to_i128
| Input | Function | Config |
|---|---|---|
| rv64-float-convert-strict.ll | fptoui_f32_to_i128 | -mtriple=riscv64 -mattr=+f -target-abi=lp64f -verify-machineinstrs -disable-strictnode-mutation |
| rv64-float-convert-strict.ll | fptoui_f32_to_i128 | -mtriple=riscv64 -mattr=+zfinx -target-abi=lp64 -verify-machineinstrs -disable-strictnode-mutation |
| rv64-float-convert-strict.ll | fptoui_f32_to_i128 | -mtriple=riscv64 -target-abi=lp64 -verify-machineinstrs -disable-strictnode-mutation |
| rv64-float-convert-strict.2ef6832528.ll (mutant of rv64-float-convert-strict.ll) | fptoui_f32_to_i128 | -mtriple=riscv64 -target-abi=lp64 -verify-machineinstrs -disable-strictnode-mutation |
| rv64-float-convert-strict.456bd5ff75.ll (mutant of rv64-float-convert-strict.ll) | fptoui_f32_to_i128 | -mtriple=riscv64 -target-abi=lp64 -verify-machineinstrs -disable-strictnode-mutation |
| rv64-float-convert-strict.77074fcb30.ll (mutant of rv64-float-convert-strict.ll) | fptoui_f32_to_i128 | -mtriple=riscv64 -mattr=+f -target-abi=lp64f -verify-machineinstrs -disable-strictnode-mutation |
| rv64-float-convert-strict.c58dbb9373.ll (mutant of rv64-float-convert-strict.ll) | fptoui_f32_to_i128 | -mtriple=riscv64 -mattr=+zfinx -target-abi=lp64 -verify-machineinstrs -disable-strictnode-mutation |
| rv64-float-convert-strict.cf4024eb8e.ll (mutant of rv64-float-convert-strict.ll) | fptoui_f32_to_i128 | -mtriple=riscv64 -mattr=+zfinx -target-abi=lp64 -verify-machineinstrs -disable-strictnode-mutation |
| rv64-float-convert-strict.d6911e7ce0.ll (mutant of rv64-float-convert-strict.ll) | fptoui_f32_to_i128 | -mtriple=riscv64 -mattr=+f -target-abi=lp64f -verify-machineinstrs -disable-strictnode-mutation |
Generated 2026-10-15 08:05 UTC.