From a6ab52bf9fd852a96f99c012782791d6ea53b8d8 Mon Sep 17 00:00:00 2001 From: Jim Grosbach Date: Wed, 10 Aug 2011 23:12:25 +0000 Subject: [PATCH] ARM tests for LDRSH assembly parsing and encoding. llvm-svn: 137272 --- llvm/test/MC/ARM/arm-memory-instructions.s | 36 ++++++++++++++++++++++ 1 file changed, 36 insertions(+) diff --git a/llvm/test/MC/ARM/arm-memory-instructions.s b/llvm/test/MC/ARM/arm-memory-instructions.s index a2df794e78b2..ff65b5aafbf2 100644 --- a/llvm/test/MC/ARM/arm-memory-instructions.s +++ b/llvm/test/MC/ARM/arm-memory-instructions.s @@ -242,3 +242,39 @@ _func: @ CHECK: ldrsbt r3, [r8], #-12 @ encoding: [0xdc,0x30,0x78,0xe0] @ CHECK: ldrsbt r8, [r9], r5 @ encoding: [0xd5,0x80,0xb9,0xe0] @ CHECK: ldrsbt r2, [r1], -r4 @ encoding: [0xd4,0x20,0x31,0xe0] + + +@------------------------------------------------------------------------------ +@ LDRSH (immediate) +@------------------------------------------------------------------------------ + ldrsh r5, [r9] + ldrsh r4, [r5, #7] + ldrsh r3, [r6, #55]! + ldrsh r2, [r7], #-9 + +@ CHECK: ldrsh r5, [r9] @ encoding: [0xf0,0x50,0xd9,0xe1] +@ CHECK: ldrsh r4, [r5, #7] @ encoding: [0xf7,0x40,0xd5,0xe1] +@ CHECK: ldrsh r3, [r6, #55]! @ encoding: [0xf7,0x33,0xf6,0xe1] +@ CHECK: ldrsh r2, [r7], #-9 @ encoding: [0xf9,0x20,0x57,0xe0] + + +@------------------------------------------------------------------------------ +@ FIXME: LDRSH (label) +@------------------------------------------------------------------------------ + + +@------------------------------------------------------------------------------ +@ LDRSH (register) +@------------------------------------------------------------------------------ + ldrsh r3, [r1, r5] + ldrsh r4, [r6, r1]! + ldrsh r5, [r3, -r6]! + ldrsh r6, [r9], r8 + ldrsh r7, [r8], -r3 + +@ CHECK: ldrsh r3, [r1, r5] @ encoding: [0xf5,0x30,0x91,0xe1] +@ CHECK: ldrsh r4, [r6, r1]! @ encoding: [0xf1,0x40,0xb6,0xe1] +@ CHECK: ldrsh r5, [r3, -r6]! @ encoding: [0xf6,0x50,0x33,0xe1] +@ CHECK: ldrsh r6, [r9], r8 @ encoding: [0xf8,0x60,0x99,0xe0] +@ CHECK: ldrsh r7, [r8], -r3 @ encoding: [0xf3,0x70,0x18,0xe0] +