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Thumb2 assembly parsing and encoding for LDRSH. 

llvm-svn: 139391
This commit is contained in:
Jim Grosbach 2011-09-09 19:54:30 +00:00
parent f1b71de4ea
commit d2165b829f
1 changed files with 55 additions and 0 deletions
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55
llvm/test/MC/ARM/basic-thumb2-instructions.s
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@ -794,6 +794,61 @@ _func:
@ CHECK: ldrsbt r1, [r8, #255] @ encoding: [0x18,0xf9,0xff,0x1e]
@------------------------------------------------------------------------------
@ LDRSH(immediate)
@------------------------------------------------------------------------------
ldrsh r5, [r5, #-4]
ldrsh r5, [r6, #32]
ldrsh r5, [r6, #33]
ldrsh r5, [r6, #257]
ldrsh.w lr, [r7, #257]
@ CHECK: ldrsh r5, [r5, #-4] @ encoding: [0x35,0xf9,0x04,0x5c]
@ CHECK: ldrsh.w r5, [r6, #32] @ encoding: [0xb6,0xf9,0x20,0x50]
@ CHECK: ldrsh.w r5, [r6, #33] @ encoding: [0xb6,0xf9,0x21,0x50]
@ CHECK: ldrsh.w r5, [r6, #257] @ encoding: [0xb6,0xf9,0x01,0x51]
@ CHECK: ldrsh.w lr, [r7, #257] @ encoding: [0xb7,0xf9,0x01,0xe1]
@------------------------------------------------------------------------------
@ LDRSH(register)
@------------------------------------------------------------------------------
ldrsh r1, [r8, r1]
ldrsh.w r4, [r5, r2]
ldrsh r6, [r0, r2, lsl #3]
ldrsh r8, [r8, r2, lsl #2]
ldrsh r7, [sp, r2, lsl #1]
ldrsh r7, [sp, r2, lsl #0]
ldrsh r5, [r8, #255]!
ldrsh r2, [r5, #4]!
ldrsh r1, [r4, #-4]!
ldrsh lr, [r3], #255
ldrsh r9, [r2], #4
ldrsh r3, [sp], #-4
@ CHECK: ldrsh.w r1, [r8, r1] @ encoding: [0x38,0xf9,0x01,0x10]
@ CHECK: ldrsh.w r4, [r5, r2] @ encoding: [0x35,0xf9,0x02,0x40]
@ CHECK: ldrsh.w r6, [r0, r2, lsl #3] @ encoding: [0x30,0xf9,0x32,0x60]
@ CHECK: ldrsh.w r8, [r8, r2, lsl #2] @ encoding: [0x38,0xf9,0x22,0x80]
@ CHECK: ldrsh.w r7, [sp, r2, lsl #1] @ encoding: [0x3d,0xf9,0x12,0x70]
@ CHECK: ldrsh.w r7, [sp, r2] @ encoding: [0x3d,0xf9,0x02,0x70]
@ CHECK: ldrsh r5, [r8, #255]! @ encoding: [0x38,0xf9,0xff,0x5f]
@ CHECK: ldrsh r2, [r5, #4]! @ encoding: [0x35,0xf9,0x04,0x2f]
@ CHECK: ldrsh r1, [r4, #-4]! @ encoding: [0x34,0xf9,0x04,0x1d]
@ CHECK: ldrsh lr, [r3], #255 @ encoding: [0x33,0xf9,0xff,0xeb]
@ CHECK: ldrsh r9, [r2], #4 @ encoding: [0x32,0xf9,0x04,0x9b]
@ CHECK: ldrsh r3, [sp], #-4 @ encoding: [0x3d,0xf9,0x04,0x39]
@------------------------------------------------------------------------------
@ LDRSH(literal)
@------------------------------------------------------------------------------
ldrsh r5, _bar
@ CHECK: ldrsh.w r5, _bar @ encoding: [0xbf'A',0xf9'A',A,0x50'A']
@ CHECK: @ fixup A - offset: 0, value: _bar, kind: fixup_t2_ldst_pcrel_12
@------------------------------------------------------------------------------
@ IT
@------------------------------------------------------------------------------