From 2263e973b5822e46566d8a5a33d306723617b1cb Mon Sep 17 00:00:00 2001 From: Robert Schuster Date: Mon, 30 Mar 2009 16:43:01 +0200 Subject: cacao 0.99.3: Added patch to fix PR99 (this time for real). cacao 0.99.4: Dito. --- recipes/cacao/files/cacao_PR99_C_0.99.3.patch | 91 +++++++++++++++++++++++++++ 1 file changed, 91 insertions(+) create mode 100644 recipes/cacao/files/cacao_PR99_C_0.99.3.patch (limited to 'recipes/cacao/files') diff --git a/recipes/cacao/files/cacao_PR99_C_0.99.3.patch b/recipes/cacao/files/cacao_PR99_C_0.99.3.patch new file mode 100644 index 0000000000..9d107310d4 --- /dev/null +++ b/recipes/cacao/files/cacao_PR99_C_0.99.3.patch @@ -0,0 +1,91 @@ +Index: cacao-0.99.3/src/vm/jit/arm/codegen.h +=================================================================== +--- cacao-0.99.3.orig/src/vm/jit/arm/codegen.h 2009-03-21 20:17:46.000000000 +0100 ++++ cacao-0.99.3/src/vm/jit/arm/codegen.h 2009-03-21 20:18:19.000000000 +0100 +@@ -1107,15 +1107,22 @@ + /* M_RECOMPUTE_PV: + used to recompute our PV (we use the IP for this) out of the current PC + ATTENTION: if you change this, you have to look at other functions as well! +- Following things depend on it: asm_call_jit_compiler(); codegen_findmethod(); ++ Following things depend on it: md_codegen_get_pv_from_pc(); + */ + #define M_RECOMPUTE_PV(disp) \ + disp += 8; /* we use PC relative addr. */ \ + assert((disp & 0x03) == 0); \ + assert(disp >= 0 && disp <= 0x03ffffff); \ +- M_SUB_IMM(REG_PV, REG_PC, IMM_ROTL(disp >> 2, 1)); \ +- if (disp > 0x000003ff) M_SUB_IMM(REG_PV, REG_PV, IMM_ROTL(disp >> 10, 5)); \ +- if (disp > 0x0003ffff) M_SUB_IMM(REG_PV, REG_PV, IMM_ROTL(disp >> 18, 9)); \ ++ if (disp > 0x0003ffff) { \ ++ M_SUB_IMM(REG_PV, REG_PC, IMM_ROTL(disp >> 18, 9)); \ ++ M_SUB_IMM(REG_PV, REG_PV, IMM_ROTL(disp >> 10, 5)); \ ++ M_SUB_IMM(REG_PV, REG_PV, IMM_ROTL(disp >> 2, 1)); \ ++ } else if (disp > 0x000003ff) { \ ++ M_SUB_IMM(REG_PV, REG_PC, IMM_ROTL(disp >> 10, 5)); \ ++ M_SUB_IMM(REG_PV, REG_PV, IMM_ROTL(disp >> 2, 1)); \ ++ } else { \ ++ M_SUB_IMM(REG_PV, REG_PC, IMM_ROTL(disp >> 2, 1)); \ ++ } + + /* M_INTMOVE: + generates an integer-move from register a to b. +Index: cacao-0.99.3/src/vm/jit/arm/md.h +=================================================================== +--- cacao-0.99.3.orig/src/vm/jit/arm/md.h 2009-03-21 20:17:47.000000000 +0100 ++++ cacao-0.99.3/src/vm/jit/arm/md.h 2009-03-21 20:18:19.000000000 +0100 +@@ -68,30 +68,40 @@ + + inline static u1 *md_codegen_get_pv_from_pc(u1 *ra) + { ++ u4 *pc; + u1 *pv; +- u4 mcode1, mcode2, mcode3; ++ u4 mcode; ++ int mcode_idx; + ++ pc = (u4*) ra; + pv = ra; + + /* this can either be a RECOMPUTE_IP in JIT code or a fake in asm_calljavafunction */ +- mcode1 = *((u4*) ra); +- if ((mcode1 & 0xffffff00) == 0xe24fcf00 /*sub ip,pc,#__*/) +- pv -= (s4) ((mcode1 & 0x000000ff) << 2); +- else if ((mcode1 & 0xffffff00) == 0xe24fc000 /*sub ip,pc,#__*/) +- pv -= (s4) (mcode1 & 0x000000ff); ++ mcode_idx = 0; ++ mcode = pc[0]; ++ ++ /* if this was shifted by 18 bits, we have to load additional instructions */ ++ if ((mcode & 0xfff0ff00) == 0xe240c700 /*sub ip,??,#__*/) { ++ pv -= (s4) ((mcode & 0x000000ff) << 18); ++ mcode = pc[++mcode_idx]; ++ } ++ ++ /* if this was shifted by 10 bits, we have to load additional instructions */ ++ if ((mcode & 0xfff0ff00) == 0xe240cb00 /*sub ip,??,#__*/) { ++ pv -= (s4) ((mcode & 0x000000ff) << 10); ++ mcode = pc[++mcode_idx]; ++ } ++ ++ /* this is the default path with just one instruction, shifted by 2 or no bits */ ++ if ((mcode & 0xfff0ff00) == 0xe240cf00 /*sub ip,??,#__*/) ++ pv -= (s4) ((mcode & 0x000000ff) << 2); ++ else if ((mcode & 0xffffff00) == 0xe24fc000 /*sub ip,pc,#__*/) ++ pv -= (s4) (mcode & 0x000000ff); + else { + /* if this happens, we got an unexpected instruction at (*ra) */ +- vm_abort("Unable to find method: %p (instr=%x)", ra, mcode1); ++ vm_abort("Unable to find method: %p (instr=%x)", ra, mcode); + } + +- /* if we have a RECOMPUTE_IP there can be more than one instruction */ +- mcode2 = *((u4*) (ra + 4)); +- mcode3 = *((u4*) (ra + 8)); +- if ((mcode2 & 0xffffff00) == 0xe24ccb00 /*sub ip,ip,#__*/) +- pv -= (s4) ((mcode2 & 0x000000ff) << 10); +- if ((mcode3 & 0xffffff00) == 0xe24cc700 /*sub ip,ip,#__*/) +- pv -= (s4) ((mcode3 & 0x000000ff) << 18); +- + /* we used PC-relative adressing; but now it is LR-relative */ + pv += 8; + -- cgit v1.2.3