| Run: | main-bc8218b282-20261015-074651 |
| Kind: | fallback |
| Category: | legalize: G_SELECT <8 x s32>,<8 x s1> |
| Occurrences: | 10 in 1 configs, 1 test files |
| Snippet from: | combine-storetomstore.ll @test_masked_store_success_v8i32 via llvm-extract |
| Config: | -mtriple=riscv64-- -mattr=+m,+v,+f |
| Local check: | reproduces at bc8218b282 |
| Compiler Explorer: | not uploaded (over --godbolt-limit or disabled) |
define void @test_masked_store_success_v8i32(<8 x i32> %x, ptr %ptr, <8 x i1> %mask) {
%load = load <8 x i32>, ptr %ptr, align 32
%sel = select <8 x i1> %mask, <8 x i32> %x, <8 x i32> %load
store <8 x i32> %sel, ptr %ptr, align 32
ret void
}
llc -mtriple=riscv64-- -mattr=+m,+v,+f -global-isel -global-isel-abort=2 -pass-remarks-missed=gisel.* snippet.ll -o - llc -mtriple=riscv64-- -mattr=+m,+v,+f -global-isel=0 snippet.ll -o -
remark: <unknown>:0:0: unable to legalize instruction: %6:_(<8 x s32>) = G_SELECT %2:_(<8 x s1>), %0:_, %5:_ (in function: test_masked_store_success_v8i32) warning: Instruction selection used fallback path for test_masked_store_success_v8i32
| Input | Function | Config |
|---|---|---|
| combine-storetomstore.ll | test_masked_store_success_v8i32 | -mtriple=riscv64-- -mattr=+m,+v,+f |
| combine-storetomstore.ll | test_masked_store_success_v8f32 | -mtriple=riscv64-- -mattr=+m,+v,+f |
| combine-storetomstore.ll | test_masked_store_success_invert_mask_v8i32 | -mtriple=riscv64-- -mattr=+m,+v,+f |
| combine-storetomstore.ll | test_masked_store_volatile_load | -mtriple=riscv64-- -mattr=+m,+v,+f |
| combine-storetomstore.ll | test_masked_store_volatile_store | -mtriple=riscv64-- -mattr=+m,+v,+f |
| combine-storetomstore.ll | test_masked_store_intervening | -mtriple=riscv64-- -mattr=+m,+v,+f |
| combine-storetomstore.ll | test_masked_store_multiple_v8i32 | -mtriple=riscv64-- -mattr=+m,+v,+f |
| combine-storetomstore.ll | test_masked_store_unaligned_v8i32 | -mtriple=riscv64-- -mattr=+m,+v,+f |
| combine-storetomstore.4cc29eb6b2.ll (mutant of combine-storetomstore.ll) | test_masked_store_multiple_v8i32 | -mtriple=riscv64-- -mattr=+m,+v,+f |
| combine-storetomstore.59bbcde4c6.ll (mutant of combine-storetomstore.ll) | test_masked_store_unaligned_v8i32 | -mtriple=riscv64-- -mattr=+m,+v,+f |
Generated 2026-10-15 08:05 UTC.