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

Run:explore-04ca53e65f-20261014-114124
Kind:fallback
Category:legalize: G_STORE <3 x s11>,p0
Occurrences:12 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 04ca53e65f
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 (12):

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.4ad656ae1e.ll (mutant of urem-seteq-illegal-types.ll)test_urem_vec-mtriple=riscv64 -mattr=+m
urem-seteq-illegal-types.785bde6a51.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.7de1e7119d.ll (mutant of urem-seteq-illegal-types.ll)test_urem_vec-mtriple=riscv64
urem-seteq-illegal-types.df744acf28.ll (mutant of urem-seteq-illegal-types.ll)test_urem_vec-mtriple=riscv32
urem-seteq-illegal-types.e57cb169bd.ll (mutant of urem-seteq-illegal-types.ll)test_urem_vec-mtriple=riscv32 -mattr=+m
urem-seteq-illegal-types.eeeb7023f8.ll (mutant of urem-seteq-illegal-types.ll)test_urem_vec-mtriple=riscv32 -mattr=+m,+v -riscv-v-vector-bits-min=128

Generated 2026-10-15 08:05 UTC.