fallback: legalize: G_INTRINSIC_W_SIDE_EFFECTS s32
| Run: | main-04ca53e65f-20261014-105623 |
| Kind: | fallback |
| Category: | legalize: G_INTRINSIC_W_SIDE_EFFECTS s32 |
| Occurrences: | 1 in 1 configs, 1 test files |
| Snippet from: | rv64-stackmap.ll @liveConstant via llvm-extract |
| Config: | -mtriple=riscv64 |
| Local check: | reproduces at 04ca53e65f |
| Compiler Explorer: | not uploaded (over --godbolt-limit or disabled) |
Snippet:
define void @liveConstant() {
tail call void (i64, i32, ...) @llvm.experimental.stackmap(i64 15, i32 8, i32 33)
ret void
}
; Function Attrs: nocallback nofree nosync willreturn
declare void @llvm.experimental.stackmap(i64 immarg, i32 immarg, ...) #0
attributes #0 = { nocallback nofree nosync willreturn }
Reproduce:
llc -mtriple=riscv64 -global-isel -global-isel-abort=2 -pass-remarks-missed=gisel.* snippet.ll -o -
llc -mtriple=riscv64 -global-isel=0 snippet.ll -o -
Local llc output:
remark: <unknown>:0:0: unable to legalize instruction: G_INTRINSIC_W_SIDE_EFFECTS intrinsic(@llvm.experimental.stackmap), 15, 8, %0:_(s32) (in function: liveConstant)
warning: Instruction selection used fallback path for liveConstant
Occurrences (1):
Generated 2026-10-15 08:05 UTC.