| Run: | main-bc8218b282-20261015-074651 |
| Kind: | fallback |
| Category: | legalize: G_GET_ROUNDING s32 |
| Occurrences: | 12 in 4 configs, 2 test files |
| Snippet from: | fpenv.ll @func_01 via llvm-extract |
| Config: | -mtriple=riscv32 -mattr=+f -verify-machineinstrs |
| Local check: | reproduces at bc8218b282 |
| Compiler Explorer: | not uploaded (over --godbolt-limit or disabled) |
define i32 @func_01() {
%rm = call i32 @llvm.get.rounding()
ret i32 %rm
}
; Function Attrs: nocallback nofree nosync nounwind willreturn memory(inaccessiblemem: readwrite)
declare i32 @llvm.get.rounding() #0
attributes #0 = { nocallback nofree nosync nounwind willreturn memory(inaccessiblemem: readwrite) }
llc -mtriple=riscv32 -mattr=+f -verify-machineinstrs -global-isel -global-isel-abort=2 -pass-remarks-missed=gisel.* snippet.ll -o - llc -mtriple=riscv32 -mattr=+f -verify-machineinstrs -global-isel=0 snippet.ll -o -
remark: <unknown>:0:0: unable to legalize instruction: %0:_(s32) = G_GET_ROUNDING (in function: func_01) warning: Instruction selection used fallback path for func_01
| Input | Function | Config |
|---|---|---|
| flt-rounds.ll | test_flt_rounds | -mtriple=riscv32 -verify-machineinstrs |
| flt-rounds.ll | test_flt_rounds | -mtriple=riscv64 -verify-machineinstrs |
| fpenv.ll | func_01 | -mtriple=riscv32 -mattr=+f -verify-machineinstrs |
| fpenv.ll | test_get_rounding_sideeffect | -mtriple=riscv32 -mattr=+f -verify-machineinstrs |
| fpenv.ll | func_01 | -mtriple=riscv64 -mattr=+f -verify-machineinstrs |
| fpenv.ll | test_get_rounding_sideeffect | -mtriple=riscv64 -mattr=+f -verify-machineinstrs |
| flt-rounds.0666f8c0c2.ll (mutant of flt-rounds.ll) | test_flt_rounds | -mtriple=riscv64 -verify-machineinstrs |
| flt-rounds.2a11f12ff8.ll (mutant of flt-rounds.ll) | test_flt_rounds | -mtriple=riscv32 -verify-machineinstrs |
| flt-rounds.6d31ec55db.ll (mutant of flt-rounds.ll) | test_flt_rounds | -mtriple=riscv64 -verify-machineinstrs |
| flt-rounds.74fcc4fcde.ll (mutant of flt-rounds.ll) | test_flt_rounds | -mtriple=riscv32 -verify-machineinstrs |
| fpenv.c353182845.ll (mutant of fpenv.ll) | func_01 | -mtriple=riscv64 -mattr=+f -verify-machineinstrs |
| fpenv.fcffdf6f63.ll (mutant of fpenv.ll) | func_01 | -mtriple=riscv32 -mattr=+f -verify-machineinstrs |
Generated 2026-10-15 08:05 UTC.