fallback: legalize: G_STORE <3 x s11>,p0

Run:main-bc8218b282-20261015-074651
Kind:fallback
Category:legalize: G_STORE <3 x s11>,p0
Occurrences:18 in 6 configs, 1 test files
Snippet from:urem-seteq-illegal-types.ll @test_urem_vec via llvm-extract
Config:-mtriple=riscv32
Local check:reproduces at bc8218b282
Compiler Explorer:not uploaded (over --godbolt-limit or disabled)

Snippet:

; Function Attrs: nounwind
define void @test_urem_vec(ptr %X) #0 {
  %ld = load <3 x i11>, ptr %X, align 8
  %urem = urem <3 x i11> %ld, <i11 6, i11 7, i11 -5>
  %cmp = icmp ne <3 x i11> %urem, <i11 0, i11 1, i11 2>
  %ext = sext <3 x i1> %cmp to <3 x i11>
  store <3 x i11> %ext, ptr %X, align 8
  ret void
}

attributes #0 = { nounwind }

Reproduce:

llc -mtriple=riscv32 -global-isel -global-isel-abort=2 -pass-remarks-missed=gisel.* snippet.ll -o -
llc -mtriple=riscv32 -global-isel=0 snippet.ll -o -

Local llc output:

remark: <unknown>:0:0: unable to legalize instruction: G_STORE %12:_(<3 x s11>), %0:_(p0) :: (store (<3 x s11>) into %ir.X, align 8) (in function: test_urem_vec)
warning: Instruction selection used fallback path for test_urem_vec

Occurrences (18):

InputFunctionConfig
urem-seteq-illegal-types.lltest_urem_vec-mtriple=riscv32
urem-seteq-illegal-types.lltest_urem_vec-mtriple=riscv32 -mattr=+m
urem-seteq-illegal-types.lltest_urem_vec-mtriple=riscv32 -mattr=+m,+v -riscv-v-vector-bits-min=128
urem-seteq-illegal-types.lltest_urem_vec-mtriple=riscv64
urem-seteq-illegal-types.lltest_urem_vec-mtriple=riscv64 -mattr=+m
urem-seteq-illegal-types.lltest_urem_vec-mtriple=riscv64 -mattr=+m,+v -riscv-v-vector-bits-min=128
urem-seteq-illegal-types.37a456975c.ll (mutant of urem-seteq-illegal-types.ll)test_urem_vec-mtriple=riscv64 -mattr=+m,+v -riscv-v-vector-bits-min=128
urem-seteq-illegal-types.4d34bc2152.ll (mutant of urem-seteq-illegal-types.ll)test_urem_vec-mtriple=riscv32 -mattr=+m,+v -riscv-v-vector-bits-min=128
urem-seteq-illegal-types.537d9d1b3a.ll (mutant of urem-seteq-illegal-types.ll)test_urem_vec-mtriple=riscv64
urem-seteq-illegal-types.59e5d87b55.ll (mutant of urem-seteq-illegal-types.ll)test_urem_vec-mtriple=riscv32
urem-seteq-illegal-types.7f8f3634ec.ll (mutant of urem-seteq-illegal-types.ll)test_urem_vec-mtriple=riscv32
urem-seteq-illegal-types.816477cbaf.ll (mutant of urem-seteq-illegal-types.ll)test_urem_vec-mtriple=riscv32 -mattr=+m
urem-seteq-illegal-types.906235e973.ll (mutant of urem-seteq-illegal-types.ll)test_urem_vec-mtriple=riscv32 -mattr=+m
urem-seteq-illegal-types.b2da558c14.ll (mutant of urem-seteq-illegal-types.ll)test_urem_vec-mtriple=riscv64 -mattr=+m,+v -riscv-v-vector-bits-min=128
urem-seteq-illegal-types.cf8a092a38.ll (mutant of urem-seteq-illegal-types.ll)test_urem_vec-mtriple=riscv64 -mattr=+m
urem-seteq-illegal-types.d8848286b5.ll (mutant of urem-seteq-illegal-types.ll)test_urem_vec-mtriple=riscv64 -mattr=+m
urem-seteq-illegal-types.e851c347fd.ll (mutant of urem-seteq-illegal-types.ll)test_urem_vec-mtriple=riscv32 -mattr=+m,+v -riscv-v-vector-bits-min=128
urem-seteq-illegal-types.fe95e0f589.ll (mutant of urem-seteq-illegal-types.ll)test_urem_vec-mtriple=riscv64

Generated 2026-10-15 08:05 UTC.