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ntdll: Improve handling of THUMB_MOV32 relocations.

oldstable
Martin Storsjo 2014-01-02 23:24:57 +02:00 committed by Alexandre Julliard
parent f76f34ca23
commit 48ae8f3070
1 changed files with 4 additions and 4 deletions
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8
dlls/ntdll/loader.c
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@ -2230,19 +2230,19 @@ IMAGE_BASE_RELOCATION * WINAPI LdrProcessRelocationBlock( void *page, UINT count
DWORD inst = *(INT_PTR *)((char *)page + offset);
DWORD imm16 = ((inst << 1) & 0x0800) + ((inst << 12) & 0xf000) +
((inst >> 20) & 0x0700) + ((inst >> 16) & 0x00ff);
DWORD hi_delta;
if ((inst & 0x8000fbf0) != 0x0000f240)
ERR("wrong Thumb2 instruction %08x, expected MOVW\n", inst);
imm16 += LOWORD(delta);
if (imm16 > 0xffff)
ERR("resulting immediate value won't fit: %08x\n", imm16);
hi_delta = HIWORD(delta) + HIWORD(imm16);
*(INT_PTR *)((char *)page + offset) = (inst & 0x8f00fbf0) + ((imm16 >> 1) & 0x0400) +
((imm16 >> 12) & 0x000f) +
((imm16 << 20) & 0x70000000) +
((imm16 << 16) & 0xff0000);
if (delta > 0xffff)
if (hi_delta != 0)
{
inst = *(INT_PTR *)((char *)page + offset + 4);
imm16 = ((inst << 1) & 0x0800) + ((inst << 12) & 0xf000) +
@ -2251,7 +2251,7 @@ IMAGE_BASE_RELOCATION * WINAPI LdrProcessRelocationBlock( void *page, UINT count
if ((inst & 0x8000fbf0) != 0x0000f2c0)
ERR("wrong Thumb2 instruction %08x, expected MOVT\n", inst);
imm16 += HIWORD(delta);
imm16 += hi_delta;
if (imm16 > 0xffff)
ERR("resulting immediate value won't fit: %08x\n", imm16);
*(INT_PTR *)((char *)page + offset + 4) = (inst & 0x8f00fbf0) +