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https://github.com/ZDoom/gzdoom-gles.git
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- Added self-modifying code notifications for Valgrind.
Build with make VALGRIND=1 to turn them on. SVN r1025 (trunk)
This commit is contained in:
Randy Heit
parent
000f3e0ef1
commit
e203ccda20
7 changed files with 81 additions and 0 deletions
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@ -32,6 +32,11 @@ CFLAGS += -Dstricmp=strcasecmp -Dstrnicmp=strncasecmp -DNEED_STRUPR
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LDFLAGS += -lz -ljpeg `sdl-config --libs` `pkg-config gtk+-2.0 --libs` $(FMOD_PREFIX)/lib/libfmodex${X64}.so
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NASMFLAGS += -f elf -DM_TARGET_LINUX
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ifdef VALGRIND
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NOSTRIP = 1
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NASMFLAGS += -DVALGRIND_AWARE
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endif
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SRCDIRS = src/ $(addprefix src/,g_doom/ g_heretic/ g_hexen/ g_raven/ g_shared/ g_strife/ oplsynth/ sound/ sdl/ textures/ thingdef/ xlat/ timidity/)
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VPATH = $(SRCDIRS)
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INCLUDES = $(addprefix -I,$(SRCDIRS))
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@ -71,6 +76,8 @@ else
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LDFLAGS += -Wl,-Map=$(ZDOOM).map
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ifndef NOSTRIP
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LDFLAGS += -s
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else
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CFLAGS += -g
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endif
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ZDOOMBIN = $(ZDOOM)
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endif
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@ -1,3 +1,7 @@
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June 7, 2008
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- Added self-modifying code notifications for Valgrind.
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Build with make VALGRIND=1 to turn them on.
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June 6, 2008
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- Fixed: There was still an inventory bar check in FMugShot::GetFace() after
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separating it from DDoomStatusBar.
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@ -3,6 +3,8 @@
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; See the included license file "BUILDLIC.TXT" for license info.
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; This file has been modified from Ken Silverman's original release
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%include "src/valgrind.inc"
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SECTION .data
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%ifndef M_TARGET_LINUX
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@ -56,6 +58,7 @@ setvlinebpl_:
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mov [fixchain1m+2], eax
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mov [fixchain2ma+2], eax
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mov [fixchain2mb+2], eax
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selfmod fixchain1a, fixchain2mb+6
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ret
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; pass it log2(texheight)
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@ -87,6 +90,7 @@ setupvlineasm:
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dec eax
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mov dword [machvsh2+2], eax ;(1<<shy)-1
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mov dword [machvsh4+2], eax ;(1<<shy)-1
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selfmod premach3a, machvsh8+6
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ret
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SECTION .rtext progbits alloc exec write align=64
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@ -250,6 +254,7 @@ machvsh12: rol ebx, 88h ;sh
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add ebp, ebx
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mov ecx, esi
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selfmod beginvlineasm4, machvline4end+6
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jmp short beginvlineasm4
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ALIGN 16
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beginvlineasm4:
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@ -323,6 +328,7 @@ setupmvlineasm:
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mov byte [machmv14+2], cl
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mov byte [machmv15+2], cl
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mov byte [machmv16+2], cl
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selfmod maskmach3a, machmv13+6
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ret
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ALIGN 16
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@ -405,6 +411,7 @@ mvlineasm4:
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mov ebp, [vplce+12]
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fixchain2ma: sub edi, 320
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selfmod beginmvlineasm4, machmv2+6
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jmp short beginmvlineasm4
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ALIGN 16
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beginmvlineasm4:
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@ -529,3 +536,5 @@ mvcase1: mov [edi], bl
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jmp beginmvlineasm4
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ALIGN 16
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mvcase0: jmp beginmvlineasm4
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align 16
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15
src/tmap.nas
15
src/tmap.nas
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@ -33,6 +33,8 @@
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BITS 32
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%include "src/valgrind.inc"
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; Segment/section definition macros.
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SECTION .data
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@ -177,6 +179,8 @@ R_SetSpanSource_ASM:
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mov [mspreadf+2],ecx
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mov [mspreadg+2],ecx
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selfmod spreada, mspreadg+6
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mov [ds_cursource],ecx
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ret
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@ -203,6 +207,8 @@ R_SetSpanColormap_ASM:
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mov [mspmapf+2],ecx
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mov [mspmapg+2],ecx
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selfmod spmapa, mspmapg+6
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mov [ds_curcolormap],ecx
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ret
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@ -275,10 +281,14 @@ R_SetSpanSize_ASM:
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mov [dmsy3+2],dl
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mov [dmsy4+2],dl
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selfmod dsy1, dmsm7+6
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aret: ret
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SECTION .rtext progbits alloc exec write align=64
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rtext_start:
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GLOBAL @R_DrawSpanP_ASM@0
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GLOBAL _R_DrawSpanP_ASM
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GLOBAL R_DrawSpanP_ASM
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@ -1731,6 +1741,7 @@ ac4p: add eax,320 ; pitch
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ac4nil: pop edi
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ret
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rtext_end:
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align 16
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;************************
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@ -1759,6 +1770,7 @@ R_SetupShadedCol:
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mov [s4fg2+3],eax
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mov [s4fg3+3],eax
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mov [s4fg4+3],eax
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selfmod s4cm1, s4fg4+7
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.cdone ret
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GLOBAL R_SetupAddCol
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@ -1790,6 +1802,7 @@ R_SetupAddCol:
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mov [a4bg2+3],eax
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mov [a4bg3+3],eax
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mov [a4bg4+3],eax
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selfmod a4cm1, a4bg4+7
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.dbdone ret
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GLOBAL R_SetupAddClampCol
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@ -1821,6 +1834,7 @@ R_SetupAddClampCol:
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mov [ac4bg2+3],eax
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mov [ac4bg3+3],eax
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mov [ac4bg4+3],eax
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selfmod ac4cm1, ac4bg4+7
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.dbdone ret
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EXTERN setvlinebpl_
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@ -1847,5 +1861,6 @@ _ASM_PatchPitch:
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mov [s4p2+2],ecx
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inc ecx
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mov [s4p3+2],ecx
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selfmod rtext_start, rtext_end
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call setpitch3
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jmp setvlinebpl_
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@ -37,6 +37,8 @@
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BITS 32
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%include "src/valgrind.inc"
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%define SPACEFILLER4 (0x44444444)
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%ifndef M_TARGET_LINUX
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@ -160,6 +162,7 @@ R_SetTiltedSpanSource_ASM:
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mov [fetch9+3],ecx
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mov [fetch10+3],ecx
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mov [ds_curtiltedsource],ecx
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selfmod rtext_start, rtext_end
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ret
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GLOBAL SetTiltedSpanSize
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@ -209,10 +212,14 @@ SetTiltedSpanSize:
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mov [m9+2],eax
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mov [m10+2],eax
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selfmod rtext_start, rtext_end
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ret
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SECTION .rtext progbits alloc exec write align=64
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rtext_start:
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GLOBAL R_DrawTiltedPlane_ASM
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GLOBAL @R_DrawTiltedPlane_ASM@8
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@ -619,3 +626,5 @@ fetch10 mov al,[ebp+esi+SPACEFILLER4]
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pop esi
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pop ebx
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ret
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rtext_end:
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@ -1,3 +1,5 @@
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%include "src/valgrind.inc"
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%ifdef M_TARGET_WATCOM
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SEGMENT DATA PUBLIC ALIGN=16 CLASS=DATA USE32
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SEGMENT DATA
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@ -57,6 +59,7 @@ setpitch3:
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mov [vltpitcha+2],eax
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mov [vlt1pitch1+2], eax
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mov [vlt1pitch2+2], eax
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selfmod vltpitch, vlt1pitch2+6
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ret
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ALIGN 16
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@ -74,6 +77,7 @@ setupvlinetallasm:
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mov [preshift+2], cl
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mov [shift11+2], cl
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mov [shift12+2], cl
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selfmod shifter1, shift12+6
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ret
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SECTION .rtext progbits alloc exec write align=64
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@ -126,6 +130,7 @@ vlinetallasm4:
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mov ecx, [vplce+4]
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mov esi, [vplce+8]
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mov eax, [vplce+12]
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selfmod loopit, vltpitch
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jmp loopit
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ALIGN 16
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@ -217,6 +222,7 @@ vlinetallasmathlon4:
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mov ecx, [vplce+4]
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mov esi, [vplce+8]
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mov eax, [vplce+12]
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selfmod loopita, vltpitcha
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jmp loopita
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; Unfortunately, this code has not been carefully analyzed to determine
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31
src/valgrind.inc
Normal file
31
src/valgrind.inc
Normal file
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@ -0,0 +1,31 @@
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%ifdef VALGRIND_AWARE
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%define VG_USERREQ__DISCARD_TRANSLATIONS 0x1002
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%macro selfmod 2
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pusha
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sub esp,6*4
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mov dword [esp], VG_USERREQ__DISCARD_TRANSLATIONS
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mov dword [esp+4], %1
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mov dword [esp+8], %2 - %1
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mov dword [esp+12], 0
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mov dword [esp+16], 0
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mov dword [esp+20], 0
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mov eax, esp
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; special instruction preamble
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rol edi, 3
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rol edi, 13
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rol edi, 29
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rol edi, 19
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xchg ebx, ebx
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; restore state
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add esp,6*4
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popa
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%endmacro
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%else
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%macro selfmod 2
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%endmacro
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%endif
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