llvm-project/llvm/test/CodeGen/NVPTX/speculative-execution-diver...

25 lines
734 B
LLVM

; Checks that speculative-execution only runs on divergent targets, if you pass
; -spec-exec-only-if-divergent-target.
; RUN: opt < %s -S -mtriple=nvptx-nvidia-cuda -speculative-execution | \
; RUN: FileCheck --check-prefix=ON %s
; RUN: opt < %s -S -mtriple=nvptx-nvidia-cuda -speculative-execution \
; RUN: -spec-exec-only-if-divergent-target | \
; RUN: FileCheck --check-prefix=ON %s
; RUN: opt < %s -S -speculative-execution -spec-exec-only-if-divergent-target | \
; RUN: FileCheck --check-prefix=OFF %s
; Hoist in if-then pattern.
define void @f() {
; ON: %x = add i32 2, 3
; ON: br i1 true
; OFF: br i1 true
; OFF: %x = add i32 2, 3
br i1 true, label %a, label %b
a:
%x = add i32 2, 3
br label %b
b:
ret void
}