diff options
Diffstat (limited to 'llvm/test/CodeGen')
| -rw-r--r-- | llvm/test/CodeGen/ARM64/bitfield-extract.ll | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/llvm/test/CodeGen/ARM64/bitfield-extract.ll b/llvm/test/CodeGen/ARM64/bitfield-extract.ll index 6de563c1eb6..3ea6d938e9d 100644 --- a/llvm/test/CodeGen/ARM64/bitfield-extract.ll +++ b/llvm/test/CodeGen/ARM64/bitfield-extract.ll @@ -501,6 +501,19 @@ end: ret i80 %conv3 } +; Check if we can still catch UBFX when "AND" is used by SHL. +; CHECK-LABEL: fct21: +; CHECK: ubfx +@arr = external global [8 x [64 x i64]] +define i64 @fct21(i64 %x) { +entry: + %shr = lshr i64 %x, 4 + %and = and i64 %shr, 15 + %arrayidx = getelementptr inbounds [8 x [64 x i64]]* @arr, i64 0, i64 0, i64 %and + %0 = load i64* %arrayidx, align 8 + ret i64 %0 +} + define i16 @test_ignored_rightbits(i32 %dst, i32 %in) { ; CHECK-LABEL: test_ignored_rightbits: |
