llvm-project/llvm/test/CodeGen/X86/shift-folding.ll

21 lines
443 B
LLVM

; RUN: llvm-upgrade < %s | llvm-as | llc -march=x86 | \
; RUN: grep {s\[ah\]\[rl\]l} | wc -l | grep 1
int* %test1(int *%P, uint %X) {
%Y = shr uint %X, ubyte 2
%P2 = getelementptr int* %P, uint %Y
ret int* %P2
}
int* %test2(int *%P, uint %X) {
%Y = shl uint %X, ubyte 2
%P2 = getelementptr int* %P, uint %Y
ret int* %P2
}
int* %test3(int *%P, int %X) {
%Y = shr int %X, ubyte 2
%P2 = getelementptr int* %P, int %Y
ret int* %P2
}