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Thumb assembly parsing and encoding for LDR(literal).

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@138052 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Jim Grosbach 2011-08-19 18:20:48 +00:00
parent ecd8589683
commit 67b95f902a
2 changed files with 9 additions and 1 deletions
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2
lib/Target/ARM/MCTargetDesc/ARMAsmBackend.cpp
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@ -79,7 +79,7 @@ public:
{ "fixup_arm_thumb_bl", 0, 32, MCFixupKindInfo::FKF_IsPCRel }, { "fixup_arm_thumb_bl", 0, 32, MCFixupKindInfo::FKF_IsPCRel },
{ "fixup_arm_thumb_blx", 0, 32, MCFixupKindInfo::FKF_IsPCRel }, { "fixup_arm_thumb_blx", 0, 32, MCFixupKindInfo::FKF_IsPCRel },
{ "fixup_arm_thumb_cb", 0, 16, MCFixupKindInfo::FKF_IsPCRel }, { "fixup_arm_thumb_cb", 0, 16, MCFixupKindInfo::FKF_IsPCRel },
{ "fixup_arm_thumb_cp", 1, 8, MCFixupKindInfo::FKF_IsPCRel }, { "fixup_arm_thumb_cp", 0, 8, MCFixupKindInfo::FKF_IsPCRel },
{ "fixup_arm_thumb_bcc", 0, 8, MCFixupKindInfo::FKF_IsPCRel }, { "fixup_arm_thumb_bcc", 0, 8, MCFixupKindInfo::FKF_IsPCRel },
// movw / movt: 16-bits immediate but scattered into two chunks 0 - 12, 16 - 19. // movw / movt: 16-bits immediate but scattered into two chunks 0 - 12, 16 - 19.
{ "fixup_arm_movt_hi16", 0, 20, 0 }, { "fixup_arm_movt_hi16", 0, 20, 0 },

8
test/MC/ARM/basic-thumb-instructions.s
View File

@ -194,3 +194,11 @@ _func:
@ CHECK: ldr r2, [sp, #24] @ encoding: [0x06,0x9a] @ CHECK: ldr r2, [sp, #24] @ encoding: [0x06,0x9a]
@ CHECK: ldr r3, [sp, #1020] @ encoding: [0xff,0x9b] @ CHECK: ldr r3, [sp, #1020] @ encoding: [0xff,0x9b]
@------------------------------------------------------------------------------
@ LDR (literal)
@------------------------------------------------------------------------------
ldr r1, _foo
@ CHECK: ldr r1, _foo @ encoding: [A,0x49]
@ fixup A - offset: 0, value: _foo, kind: fixup_arm_thumb_cp