diff options
Diffstat (limited to 'test/MC/AArch64/arm64-bitfield-encoding.s')
| -rw-r--r-- | test/MC/AArch64/arm64-bitfield-encoding.s | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/test/MC/AArch64/arm64-bitfield-encoding.s b/test/MC/AArch64/arm64-bitfield-encoding.s new file mode 100644 index 0000000..1589aa7 --- /dev/null +++ b/test/MC/AArch64/arm64-bitfield-encoding.s @@ -0,0 +1,38 @@ +; RUN: llvm-mc -triple arm64-apple-darwin -show-encoding < %s | FileCheck %s + +foo: +;==---------------------------------------------------------------------------== +; 5.4.4 Bitfield Operations +;==---------------------------------------------------------------------------== + + bfm w1, w2, #1, #15 + bfm x1, x2, #1, #15 + sbfm w1, w2, #1, #15 + sbfm x1, x2, #1, #15 + ubfm w1, w2, #1, #15 + ubfm x1, x2, #1, #15 + sbfiz wzr, w0, #31, #1 + sbfiz xzr, x0, #31, #1 + ubfiz wzr, w0, #31, #1 + ubfiz xzr, x0, #31, #1 + +; CHECK: bfxil w1, w2, #1, #15 ; encoding: [0x41,0x3c,0x01,0x33] +; CHECK: bfxil x1, x2, #1, #15 ; encoding: [0x41,0x3c,0x41,0xb3] +; CHECK: sbfx w1, w2, #1, #15 ; encoding: [0x41,0x3c,0x01,0x13] +; CHECK: sbfx x1, x2, #1, #15 ; encoding: [0x41,0x3c,0x41,0x93] +; CHECK: ubfx w1, w2, #1, #15 ; encoding: [0x41,0x3c,0x01,0x53] +; CHECK: ubfx x1, x2, #1, #15 ; encoding: [0x41,0x3c,0x41,0xd3] +; CHECK: sbfiz wzr, w0, #31, #1 ; encoding: [0x1f,0x00,0x01,0x13] +; CHECK: sbfiz xzr, x0, #31, #1 ; encoding: [0x1f,0x00,0x61,0x93] +; CHECK: lsl wzr, w0, #31 ; encoding: [0x1f,0x00,0x01,0x53] +; CHECK: ubfiz xzr, x0, #31, #1 ; encoding: [0x1f,0x00,0x61,0xd3] + +;==---------------------------------------------------------------------------== +; 5.4.5 Extract (immediate) +;==---------------------------------------------------------------------------== + + extr w1, w2, w3, #15 + extr x2, x3, x4, #1 + +; CHECK: extr w1, w2, w3, #15 ; encoding: [0x41,0x3c,0x83,0x13] +; CHECK: extr x2, x3, x4, #1 ; encoding: [0x62,0x04,0xc4,0x93] |