diff options
author | Alan Hourihane <[email protected]> | 2008-11-28 16:19:10 +0000 |
---|---|---|
committer | Alan Hourihane <[email protected]> | 2008-11-28 16:19:10 +0000 |
commit | c4c86bbd16688ee4a0afb32efa27ba52abceb1ca (patch) | |
tree | 6b16fae74e49122a86ecf18b4a427b80d5a8e812 | |
parent | 5b714723895d321db753f896576de5e2c27778c3 (diff) | |
parent | c303e7299b5f95d4728c3710c56f50b1fefca09d (diff) |
Merge commit 'origin/master' into gallium-0.2
-rw-r--r-- | configure.ac | 1 | ||||
-rw-r--r-- | progs/demos/fbo_firecube.c | 15 | ||||
-rw-r--r-- | src/glu/sgi/libnurbs/interface/bezierPatchMesh.cc | 17 | ||||
-rw-r--r-- | src/glx/x11/glx_query.c | 90 | ||||
-rw-r--r-- | src/glx/x11/glxclient.h | 6 | ||||
-rw-r--r-- | src/glx/x11/glxcmds.c | 55 | ||||
-rw-r--r-- | src/glx/x11/glxext.c | 31 | ||||
-rw-r--r-- | src/glx/x11/single2.c | 4 | ||||
-rw-r--r-- | src/mesa/drivers/windows/gdi/wmesa.c | 7 | ||||
-rw-r--r-- | src/mesa/shader/prog_statevars.c | 43 | ||||
-rw-r--r-- | src/mesa/shader/slang/slang_codegen.c | 15 | ||||
-rw-r--r-- | src/mesa/shader/slang/slang_compile.c | 1 | ||||
-rw-r--r-- | src/mesa/shader/slang/slang_emit.c | 3 |
13 files changed, 240 insertions, 48 deletions
diff --git a/configure.ac b/configure.ac index e48137f2abc..15f6068c8e0 100644 --- a/configure.ac +++ b/configure.ac @@ -1033,6 +1033,7 @@ else fi echo " DRI driver dir: $DRI_DRIVER_INSTALL_DIR" fi +echo " Use XCB: $enable_xcb" dnl Libraries echo "" diff --git a/progs/demos/fbo_firecube.c b/progs/demos/fbo_firecube.c index ed87dd133cf..f5ee82a2f11 100644 --- a/progs/demos/fbo_firecube.c +++ b/progs/demos/fbo_firecube.c @@ -154,6 +154,7 @@ static GLuint TexObj; static GLuint MyFB; static GLuint DepthRB; static GLboolean WireFrame = GL_FALSE; +static GLboolean Anim = GL_TRUE; static GLint texType = 0; static GLint T0 = 0; @@ -163,6 +164,11 @@ static GLint Win = 0; static GLfloat ViewRotX = 20.0, ViewRotY = 30.0, ViewRotZ = 0.0; static GLfloat CubeRot = 0.0; + +static void +idle(void); + + static void CheckError(int line) { @@ -561,7 +567,7 @@ drawfire(void) printstring(GLUT_BITMAP_HELVETICA_18, texNames[texType]); glColor3f(1.0, 0.0, 0.0); glRasterPos2i(10, 470); - printstring(GLUT_BITMAP_HELVETICA_10, + printstring(GLUT_BITMAP_HELVETICA_10, "Fire V1.5 Written by David Bucciarelli ([email protected])"); if (help) @@ -605,7 +611,10 @@ key(unsigned char key, int x, int y) cleanup(); exit(0); break; - + case ' ': + Anim = !Anim; + glutIdleFunc(Anim ? idle : NULL); + break; case 'a': v += 0.0005; break; @@ -1013,7 +1022,7 @@ static void visible(int vis) { if (vis == GLUT_VISIBLE) - glutIdleFunc(idle); + glutIdleFunc(Anim ? idle : NULL); else glutIdleFunc(NULL); } diff --git a/src/glu/sgi/libnurbs/interface/bezierPatchMesh.cc b/src/glu/sgi/libnurbs/interface/bezierPatchMesh.cc index 3dc16313fff..ac7ff84fc4a 100644 --- a/src/glu/sgi/libnurbs/interface/bezierPatchMesh.cc +++ b/src/glu/sgi/libnurbs/interface/bezierPatchMesh.cc @@ -103,23 +103,22 @@ bezierPatchMesh *bezierPatchMeshMake(int maptype, float umin, float umax, int us int dimension; int the_ustride; int the_vstride; - - bezierPatchMesh *ret = (bezierPatchMesh*) malloc(sizeof(bezierPatchMesh)); - assert(ret); - ret->bpatch = NULL; - ret->bpatch_normal = NULL; - ret->bpatch_color = NULL; - ret->bpatch_texcoord = NULL; - if(maptype == GL_MAP2_VERTEX_3) dimension = 3; else if (maptype==GL_MAP2_VERTEX_4) dimension = 4; else { fprintf(stderr, "error in inMap2f, maptype=%i is wrong, maptype,map is invalid\n", maptype); return NULL; } - + + bezierPatchMesh *ret = (bezierPatchMesh*) malloc(sizeof(bezierPatchMesh)); + assert(ret); + + ret->bpatch_normal = NULL; + ret->bpatch_color = NULL; + ret->bpatch_texcoord = NULL; ret->bpatch = bezierPatchMake(umin, vmin, umax, vmax, uorder, vorder, dimension); + /*copy the control points there*/ the_ustride = vorder * dimension; the_vstride = dimension; diff --git a/src/glx/x11/glx_query.c b/src/glx/x11/glx_query.c index 56f34951863..2789b841b1b 100644 --- a/src/glx/x11/glx_query.c +++ b/src/glx/x11/glx_query.c @@ -31,6 +31,70 @@ #include "glxclient.h" +#if defined(USE_XCB) +# include <X11/Xlib-xcb.h> +# include <xcb/xcb.h> +# include <xcb/glx.h> +#endif + +#ifdef USE_XCB + +/** + * Exchange a protocol request for glXQueryServerString. + */ +char * +__glXQueryServerString(Display* dpy, + int opcode, + CARD32 screen, + CARD32 name) +{ + xcb_connection_t *c = XGetXCBConnection(dpy); + xcb_glx_query_server_string_reply_t* reply = + xcb_glx_query_server_string_reply(c, + xcb_glx_query_server_string(c, + screen, + name), + NULL); + + /* The spec doesn't mention this, but the Xorg server replies with + * a string already terminated with '\0'. */ + uint32_t len = xcb_glx_query_server_string_string_length(reply); + char* buf = Xmalloc(len); + memcpy(buf, xcb_glx_query_server_string_string(reply), len); + free(reply); + + return buf; +} + +/** + * Exchange a protocol request for glGetString. + */ +char * +__glXGetString(Display* dpy, + int opcode, + CARD32 contextTag, + CARD32 name) +{ + xcb_connection_t *c = XGetXCBConnection(dpy); + xcb_glx_get_string_reply_t* reply = + xcb_glx_get_string_reply(c, + xcb_glx_get_string(c, + contextTag, + name), + NULL); + + /* The spec doesn't mention this, but the Xorg server replies with + * a string already terminated with '\0'. */ + uint32_t len = xcb_glx_get_string_string_length(reply); + char* buf = Xmalloc(len); + memcpy(buf, xcb_glx_get_string_string(reply), len); + free(reply); + + return buf; +} + +#else + /** * GLX protocol structure for the ficticious "GXLGenericGetString" request. * @@ -57,7 +121,7 @@ typedef struct GLXGenericGetString * Query the Server GLX string. * This routine will allocate the necessay space for the string. */ -char * +static char * __glXGetStringFromServer(Display * dpy, int opcode, CARD32 glxCode, CARD32 for_whom, CARD32 name) { @@ -101,3 +165,27 @@ __glXGetStringFromServer(Display * dpy, int opcode, CARD32 glxCode, return buf; } + +char * +__glXQueryServerString(Display* dpy, + int opcode, + CARD32 screen, + CARD32 name) +{ + return __glXGetStringFromServer(dpy, opcode, + X_GLXQueryServerString, + screen, name); +} + +char * +__glXGetString(Display* dpy, + int opcode, + CARD32 contextTag, + CARD32 name) +{ + return __glXGetStringFromServer(dpy, opcode, X_GLsop_GetString, + contextTag, name); +} + +#endif /* USE_XCB */ + diff --git a/src/glx/x11/glxclient.h b/src/glx/x11/glxclient.h index 3b9076bdd72..467b0ebb7f9 100644 --- a/src/glx/x11/glxclient.h +++ b/src/glx/x11/glxclient.h @@ -741,8 +741,10 @@ extern void _XSend(Display*, const void*, long); extern void __glXInitializeVisualConfigFromTags( __GLcontextModes *config, int count, const INT32 *bp, Bool tagged_only, Bool fbconfig_style_tags ); -extern char * __glXGetStringFromServer( Display * dpy, int opcode, - CARD32 glxCode, CARD32 for_whom, CARD32 name ); +extern char * __glXQueryServerString(Display* dpy, int opcode, + CARD32 screen, CARD32 name); +extern char * __glXGetString(Display* dpy, int opcode, + CARD32 screen, CARD32 name); extern char *__glXstrdup(const char *str); diff --git a/src/glx/x11/glxcmds.c b/src/glx/x11/glxcmds.c index 391e0be05e7..1d373ed29d8 100644 --- a/src/glx/x11/glxcmds.c +++ b/src/glx/x11/glxcmds.c @@ -44,6 +44,12 @@ #include "xf86dri.h" #endif +#if defined(USE_XCB) +#include <X11/Xlib-xcb.h> +#include <xcb/xcb.h> +#include <xcb/glx.h> +#endif + static const char __glXGLXClientVendorName[] = "SGI"; static const char __glXGLXClientVersion[] = "1.4"; @@ -749,8 +755,10 @@ PUBLIC void glXCopyContext(Display *dpy, GLXContext source, */ static Bool __glXIsDirect(Display *dpy, GLXContextID contextID) { +#if !defined(USE_XCB) xGLXIsDirectReq *req; xGLXIsDirectReply reply; +#endif CARD8 opcode; opcode = __glXSetupForCommand(dpy); @@ -758,6 +766,18 @@ static Bool __glXIsDirect(Display *dpy, GLXContextID contextID) return GL_FALSE; } +#ifdef USE_XCB + xcb_connection_t* c = XGetXCBConnection(dpy); + xcb_glx_is_direct_reply_t* reply = + xcb_glx_is_direct_reply(c, + xcb_glx_is_direct(c, contextID), + NULL); + + const Bool is_direct = reply->is_direct ? True : False; + free(reply); + + return is_direct; +#else /* Send the glXIsDirect request */ LockDisplay(dpy); GetReq(GLXIsDirect,req); @@ -769,6 +789,7 @@ static Bool __glXIsDirect(Display *dpy, GLXContextID contextID) SyncHandle(); return reply.isDirect; +#endif /* USE_XCB */ } /** @@ -840,7 +861,6 @@ PUBLIC void glXDestroyGLXPixmap(Display *dpy, GLXPixmap glxpixmap) PUBLIC void glXSwapBuffers(Display *dpy, GLXDrawable drawable) { - xGLXSwapBuffersReq *req; GLXContext gc; GLXContextTag tag; CARD8 opcode; @@ -871,6 +891,13 @@ PUBLIC void glXSwapBuffers(Display *dpy, GLXDrawable drawable) tag = 0; } +#ifdef USE_XCB + xcb_connection_t* c = XGetXCBConnection(dpy); + xcb_glx_swap_buffers(c, tag, drawable); + xcb_flush(c); +#else + xGLXSwapBuffersReq *req; + /* Send the glXSwapBuffers request */ LockDisplay(dpy); GetReq(GLXSwapBuffers,req); @@ -881,6 +908,7 @@ PUBLIC void glXSwapBuffers(Display *dpy, GLXDrawable drawable) UnlockDisplay(dpy); SyncHandle(); XFlush(dpy); +#endif /* USE_XCB */ } @@ -1314,9 +1342,8 @@ PUBLIC const char *glXQueryExtensionsString( Display *dpy, int screen ) if (!psc->effectiveGLXexts) { if (!psc->serverGLXexts) { - psc->serverGLXexts = __glXGetStringFromServer(dpy, priv->majorOpcode, - X_GLXQueryServerString, - screen, GLX_EXTENSIONS); + psc->serverGLXexts = + __glXQueryServerString(dpy, priv->majorOpcode, screen, GLX_EXTENSIONS); } __glXCalculateUsableExtensions(psc, @@ -1371,8 +1398,7 @@ PUBLIC const char *glXQueryServerString( Display *dpy, int screen, int name ) } if ( *str == NULL ) { - *str = __glXGetStringFromServer(dpy, priv->majorOpcode, - X_GLXQueryServerString, screen, name); + *str = __glXQueryServerString(dpy, priv->majorOpcode, screen, name); } return *str; @@ -1380,9 +1406,18 @@ PUBLIC const char *glXQueryServerString( Display *dpy, int screen, int name ) void __glXClientInfo ( Display *dpy, int opcode ) { - xGLXClientInfoReq *req; - int size; char * ext_str = __glXGetClientGLExtensionString(); + int size = strlen( ext_str ) + 1; + +#ifdef USE_XCB + xcb_connection_t *c = XGetXCBConnection(dpy); + xcb_glx_client_info(c, + GLX_MAJOR_VERSION, + GLX_MINOR_VERSION, + size, + (const uint8_t *)ext_str); +#else + xGLXClientInfoReq *req; /* Send the glXClientInfo request */ LockDisplay(dpy); @@ -1392,14 +1427,14 @@ void __glXClientInfo ( Display *dpy, int opcode ) req->major = GLX_MAJOR_VERSION; req->minor = GLX_MINOR_VERSION; - size = strlen( ext_str ) + 1; req->length += (size + 3) >> 2; req->numbytes = size; Data(dpy, ext_str, size); UnlockDisplay(dpy); SyncHandle(); - +#endif /* USE_XCB */ + Xfree( ext_str ); } diff --git a/src/glx/x11/glxext.c b/src/glx/x11/glxext.c index b6bdbd52bb5..be6edf9b193 100644 --- a/src/glx/x11/glxext.c +++ b/src/glx/x11/glxext.c @@ -139,7 +139,8 @@ XEXT_GENERATE_FIND_DISPLAY(__glXFindDisplay, __glXExtensionInfo, ** Free the per screen configs data as well as the array of ** __glXScreenConfigs. */ - static void FreeScreenConfigs(__GLXdisplayPrivate * priv) +static void +FreeScreenConfigs(__GLXdisplayPrivate * priv) { __GLXscreenConfigs *psc; GLint i, screens; @@ -221,6 +222,25 @@ __glXFreeDisplayPrivate(XExtData * extension) static Bool QueryVersion(Display * dpy, int opcode, int *major, int *minor) { +#ifdef USE_XCB + xcb_connection_t *c = XGetXCBConnection(dpy); + xcb_glx_query_version_reply_t* reply = + xcb_glx_query_version_reply(c, + xcb_glx_query_version(c, + GLX_MAJOR_VERSION, + GLX_MINOR_VERSION), + NULL); + + if(reply->major_version != GLX_MAJOR_VERSION) + { + free(reply); + return GL_FALSE; + } + *major = reply->major_version; + *minor = min(reply->minor_version, GLX_MINOR_VERSION); + free(reply); + return GL_TRUE; +#else xGLXQueryVersionReq *req; xGLXQueryVersionReply reply; @@ -245,6 +265,7 @@ QueryVersion(Display * dpy, int opcode, int *major, int *minor) *major = reply.majorVersion; *minor = min(reply.minorVersion, GLX_MINOR_VERSION); return GL_TRUE; +#endif /* USE_XCB */ } @@ -529,9 +550,7 @@ getFBConfigs(Display * dpy, __GLXdisplayPrivate * priv, int screen) __GLXscreenConfigs *psc; psc = priv->screenConfigs + screen; - psc->serverGLXexts = __glXGetStringFromServer(dpy, priv->majorOpcode, - X_GLXQueryServerString, - screen, GLX_EXTENSIONS); + psc->serverGLXexts = __glXQueryServerString(dpy, priv->majorOpcode, screen, GLX_EXTENSIONS); LockDisplay(dpy); @@ -589,9 +608,7 @@ AllocAndFetchScreenConfigs(Display * dpy, __GLXdisplayPrivate * priv) memset(psc, 0, screens * sizeof(__GLXscreenConfigs)); priv->screenConfigs = psc; - priv->serverGLXversion = __glXGetStringFromServer(dpy, priv->majorOpcode, - X_GLXQueryServerString, - 0, GLX_VERSION); + priv->serverGLXversion = __glXQueryServerString(dpy, priv->majorOpcode, 0, GLX_VERSION); if (priv->serverGLXversion == NULL) { FreeScreenConfigs(priv); return GL_FALSE; diff --git a/src/glx/x11/single2.c b/src/glx/x11/single2.c index 83a25052220..0b2d5113cc8 100644 --- a/src/glx/x11/single2.c +++ b/src/glx/x11/single2.c @@ -679,9 +679,7 @@ __indirect_glGetString(GLenum name) */ (void) __glXFlushRenderBuffer(gc, gc->pc); - s = (GLubyte *) __glXGetStringFromServer(dpy, gc->majorOpcode, - X_GLsop_GetString, - gc->currentContextTag, name); + s = (GLubyte *) __glXGetString(dpy, gc->majorOpcode, gc->currentContextTag, name); if (!s) { /* Throw data on the floor */ __glXSetError(gc, GL_OUT_OF_MEMORY); diff --git a/src/mesa/drivers/windows/gdi/wmesa.c b/src/mesa/drivers/windows/gdi/wmesa.c index 1ddea33e35c..80746950c71 100644 --- a/src/mesa/drivers/windows/gdi/wmesa.c +++ b/src/mesa/drivers/windows/gdi/wmesa.c @@ -56,11 +56,13 @@ wmesa_free_framebuffer(HDC hdc) prev = pwfb; } if (pwfb) { + struct gl_framebuffer *fb; if (pwfb == FirstFramebuffer) FirstFramebuffer = pwfb->next; else prev->next = pwfb->next; - _mesa_unreference_framebuffer(&pwfb->Base); + fb = &pwfb->Base; + _mesa_unreference_framebuffer(&fb); } } @@ -1503,6 +1505,9 @@ WMesaContext WMesaCreateContext(HDC hDC, ctx = &c->gl_ctx; _mesa_initialize_context(ctx, visual, NULL, &functions, (void *)c); + /* visual no longer needed - it was copied by _mesa_initialize_context() */ + _mesa_destroy_visual(visual); + _mesa_enable_sw_extensions(ctx); _mesa_enable_1_3_extensions(ctx); _mesa_enable_1_4_extensions(ctx); diff --git a/src/mesa/shader/prog_statevars.c b/src/mesa/shader/prog_statevars.c index 34c47413506..88fca198351 100644 --- a/src/mesa/shader/prog_statevars.c +++ b/src/mesa/shader/prog_statevars.c @@ -631,6 +631,9 @@ append(char *dst, const char *src) } +/** + * Convert token 'k' to a string, append it only 'dst' string. + */ static void append_token(char *dst, gl_state_index k) { @@ -763,11 +766,30 @@ append_token(char *dst, gl_state_index k) case STATE_LOCAL: append(dst, "local"); break; + /* BEGIN internal state vars */ + case STATE_INTERNAL: + append(dst, "(internal)"); + break; case STATE_NORMAL_SCALE: append(dst, "normalScale"); break; - case STATE_INTERNAL: - append(dst, "(internal)"); + case STATE_TEXRECT_SCALE: + append(dst, "texrectScale"); + break; + case STATE_FOG_PARAMS_OPTIMIZED: + append(dst, "fogParamsOptimized"); + break; + case STATE_LIGHT_SPOT_DIR_NORMALIZED: + append(dst, "lightSpotDirNormalized"); + break; + case STATE_LIGHT_POSITION: + append(dst, "lightPosition"); + break; + case STATE_LIGHT_POSITION_NORMALIZED: + append(dst, "light.position.normalized"); + break; + case STATE_LIGHT_HALF_VECTOR: + append(dst, "lightHalfVector"); break; case STATE_PT_SCALE: append(dst, "PTscale"); @@ -818,16 +840,16 @@ _mesa_program_state_string(const gl_state_index state[STATE_LENGTH]) char tmp[30]; append(str, "state."); - append_token(str, (gl_state_index) state[0]); + append_token(str, state[0]); switch (state[0]) { case STATE_MATERIAL: append_face(str, state[1]); - append_token(str, (gl_state_index) state[2]); + append_token(str, state[2]); break; case STATE_LIGHT: append_index(str, state[1]); /* light number [i]. */ - append_token(str, (gl_state_index) state[2]); /* coefficients */ + append_token(str, state[2]); /* coefficients */ break; case STATE_LIGHTMODEL_AMBIENT: append(str, "lightmodel.ambient"); @@ -843,11 +865,11 @@ _mesa_program_state_string(const gl_state_index state[STATE_LENGTH]) case STATE_LIGHTPROD: append_index(str, state[1]); /* light number [i]. */ append_face(str, state[2]); - append_token(str, (gl_state_index) state[3]); + append_token(str, state[3]); break; case STATE_TEXGEN: append_index(str, state[1]); /* tex unit [i] */ - append_token(str, (gl_state_index) state[2]); /* plane coef */ + append_token(str, state[2]); /* plane coef */ break; case STATE_TEXENV_COLOR: append_index(str, state[1]); /* tex unit [i] */ @@ -869,11 +891,11 @@ _mesa_program_state_string(const gl_state_index state[STATE_LENGTH]) /* state[2] = first row to fetch */ /* state[3] = last row to fetch */ /* state[4] = transpose, inverse or invtrans */ - const gl_state_index mat = (gl_state_index) state[0]; + const gl_state_index mat = state[0]; const GLuint index = (GLuint) state[1]; const GLuint firstRow = (GLuint) state[2]; const GLuint lastRow = (GLuint) state[3]; - const gl_state_index modifier = (gl_state_index) state[4]; + const gl_state_index modifier = state[4]; if (index || mat == STATE_TEXTURE_MATRIX || mat == STATE_PROGRAM_MATRIX) @@ -901,10 +923,11 @@ _mesa_program_state_string(const gl_state_index state[STATE_LENGTH]) case STATE_VERTEX_PROGRAM: /* state[1] = {STATE_ENV, STATE_LOCAL} */ /* state[2] = parameter index */ - append_token(str, (gl_state_index) state[1]); + append_token(str, state[1]); append_index(str, state[2]); break; case STATE_INTERNAL: + append_token(str, state[1]); break; default: _mesa_problem(NULL, "Invalid state in _mesa_program_state_string"); diff --git a/src/mesa/shader/slang/slang_codegen.c b/src/mesa/shader/slang/slang_codegen.c index 8d2655ec517..8abb642a728 100644 --- a/src/mesa/shader/slang/slang_codegen.c +++ b/src/mesa/shader/slang/slang_codegen.c @@ -2028,6 +2028,21 @@ _slang_gen_function_call_name(slang_assemble_ctx *A, const char *name, return NULL; } + /* type checking to be sure function's return type matches 'dest' type */ + if (dest) { + slang_typeinfo t0; + + slang_typeinfo_construct(&t0); + _slang_typeof_operation(A, dest, &t0); + + if (!slang_type_specifier_equal(&t0.spec, &fun->header.type.specifier)) { + slang_info_log_error(A->log, + "Incompatible type returned by call to '%s'", + name); + return NULL; + } + } + n = _slang_gen_function_call(A, fun, oper, dest); if (n && !n->Store && !dest diff --git a/src/mesa/shader/slang/slang_compile.c b/src/mesa/shader/slang/slang_compile.c index efae4e98fbe..457a6b92c11 100644 --- a/src/mesa/shader/slang/slang_compile.c +++ b/src/mesa/shader/slang/slang_compile.c @@ -1391,7 +1391,6 @@ parse_expression(slang_parse_ctx * C, slang_output_ctx * O, RETURN0; break; case OP_METHOD: - printf("******* begin OP_METHOD\n"); op->type = SLANG_OPER_METHOD; op->a_obj = parse_identifier(C); if (op->a_obj == SLANG_ATOM_NULL) diff --git a/src/mesa/shader/slang/slang_emit.c b/src/mesa/shader/slang/slang_emit.c index f31e9b4e6c7..e3cb252a3d7 100644 --- a/src/mesa/shader/slang/slang_emit.c +++ b/src/mesa/shader/slang/slang_emit.c @@ -1324,7 +1324,8 @@ emit_copy(slang_emit_info *emitInfo, slang_ir_node *n) _slang_is_temp(emitInfo->vt, n->Children[1]->Store) && (inst->DstReg.File == n->Children[1]->Store->File) && (inst->DstReg.Index == n->Children[1]->Store->Index) && - !n->Children[0]->Store->IsIndirect) { + !n->Children[0]->Store->IsIndirect && + n->Children[0]->Store->Size <= 4) { /* Peephole optimization: * The Right-Hand-Side has its results in a temporary place. * Modify the RHS (and the prev instruction) to store its results |