backend:AMDGPUgood first issuellvm:globalisel
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説明
https://godbolt.org/z/6PzeExK4f
; RUN: llc -mtriple=amdgcn-amd-amdhsa -global-isel < %s
; LLVM ERROR: cannot select: G_UBSANTRAP 0 (in function: ubsan_trap)
define void @ubsan_trap() {
call void @llvm.ubsantrap(i8 0)
ret void
}
We already handle G_TRAP and G_DEBUGTRAP. ubsan isn't particularly special and should be able to follow