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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 162 | holmgren | 1 | Description: Rename enum constants in src/code/ia32.c |
| 2 | They conflict with /usr/include/i386-linux-gnu/sys/ucontext.h of newer eglibc |
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| 3 | Author: Magnus Holmgren |
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| 4 | Bug-Debian: http://bugs.debian.org/708366 |
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| 5 | Forwarded: yes |
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| 6 | |||
| 161 | holmgren | 7 | --- a/src/code/ia32.c |
| 8 | +++ b/src/code/ia32.c |
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| 162 | holmgren | 9 | @@ -14,14 +14,9 @@ |
| 10 | #include "object.h" |
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| 11 | #include "builtin_functions.h" |
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| 12 | |||
| 13 | -/* This is defined on windows */ |
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| 14 | -#ifdef REG_NONE |
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| 15 | -#undef REG_NONE |
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| 16 | -#endif |
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| 17 | - |
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| 18 | -enum ia32_reg {REG_EAX = 0, REG_EBX = 3, REG_ECX = 1, REG_EDX = 2, REG_NONE = 4}; |
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| 19 | +enum ia32_reg {PIKE_REG_EAX = 0, PIKE_REG_EBX = 3, PIKE_REG_ECX = 1, PIKE_REG_EDX = 2, PIKE_REG_NONE = 4}; |
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| 20 | |||
| 21 | -#define REG_BITMASK ((1 << REG_NONE) - 1) |
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| 22 | +#define REG_BITMASK ((1 << PIKE_REG_NONE) - 1) |
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| 23 | |||
| 24 | /* #define REGISTER_DEBUG */ |
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| 25 | |||
| 26 | @@ -71,7 +66,7 @@ static int alloc_regs = 0, valid_regs = |
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| 27 | #define MOV_ABSADDR_TO_REG(ADDR, REG) do { \ |
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| 28 | MAKE_VALID_REG (REG); \ |
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| 29 | /* movl addr,%reg */ \ |
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| 30 | - if ((REG) == REG_EAX) \ |
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| 31 | + if ((REG) == PIKE_REG_EAX) \ |
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| 32 | add_to_program (0xa1); /* Move dword at address to EAX. */ \ |
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| 33 | else { \ |
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| 34 | add_to_program (0x8b); /* Move r/m32 to r32. */ \ |
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| 35 | @@ -83,7 +78,7 @@ static int alloc_regs = 0, valid_regs = |
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| 36 | #define MOV_REG_TO_ABSADDR(REG, ADDR) do { \ |
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| 37 | CHECK_VALID_REG (REG); \ |
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| 38 | /* movl %reg,addr */ \ |
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| 39 | - if ((REG) == REG_EAX) \ |
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| 40 | + if ((REG) == PIKE_REG_EAX) \ |
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| 41 | add_to_program (0xa3); /* Move EAX to dword at address. */ \ |
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| 42 | else { \ |
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| 43 | add_to_program (0x89); /* Move r32 to r/m32. */ \ |
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| 44 | @@ -217,7 +212,7 @@ static int alloc_regs = 0, valid_regs = |
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| 45 | add_to_program (0x48 | (REG)); /* Decrement r32. */ \ |
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| 46 | else if (val_ < -128 || val_ > 127) { \ |
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| 47 | /* addl $val,%reg */ \ |
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| 48 | - if ((REG) == REG_EAX) \ |
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| 49 | + if ((REG) == PIKE_REG_EAX) \ |
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| 50 | add_to_program (0x05); /* Add imm32 to EAX. */ \ |
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| 51 | else { \ |
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| 52 | add_to_program (0x81); /* Add imm32 to r/m32. */ \ |
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| 53 | @@ -334,8 +329,8 @@ ptrdiff_t ia32_prev_stored_pc; /* PROG_P |
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| 54 | |||
| 55 | void ia32_flush_code_generator(void) |
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| 56 | { |
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| 57 | - next_reg = REG_EAX; |
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| 58 | - sp_reg = fp_reg = mark_sp_reg = REG_NONE; |
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| 59 | + next_reg = PIKE_REG_EAX; |
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| 60 | + sp_reg = fp_reg = mark_sp_reg = PIKE_REG_NONE; |
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| 61 | CLEAR_REGS(); |
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| 62 | ia32_prev_stored_pc = -1; |
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| 63 | } |
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| 64 | @@ -351,7 +346,7 @@ static enum ia32_reg alloc_reg (int avoi |
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| 65 | /* There's a free register. */ |
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| 66 | |||
| 67 | for (reg = next_reg; (1 << reg) & used_regs;) { |
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| 68 | - reg = (reg + 1) % REG_NONE; |
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| 69 | + reg = (reg + 1) % PIKE_REG_NONE; |
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| 70 | #ifdef PIKE_DEBUG |
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| 71 | if (reg == next_reg) Pike_fatal ("Failed to find a free register.\n"); |
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| 161 | holmgren | 72 | #endif |
| 162 | holmgren | 73 | @@ -364,15 +359,15 @@ static enum ia32_reg alloc_reg (int avoi |
| 74 | * probably be replaced with an LRU strategy. */ |
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| 161 | holmgren | 75 | |
| 162 | holmgren | 76 | for (reg = next_reg; (1 << reg) & avoid_regs;) { |
| 77 | - reg = (reg + 1) % REG_NONE; |
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| 78 | + reg = (reg + 1) % PIKE_REG_NONE; |
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| 79 | #ifdef PIKE_DEBUG |
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| 80 | if (reg == next_reg) Pike_fatal ("Failed to find a non-excluded register.\n"); |
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| 81 | #endif |
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| 82 | } |
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| 161 | holmgren | 83 | |
| 162 | holmgren | 84 | - if (sp_reg == reg) {sp_reg = REG_NONE; DEALLOC_REG (reg);} |
| 85 | - else if (fp_reg == reg) {fp_reg = REG_NONE; DEALLOC_REG (reg);} |
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| 86 | - else if (mark_sp_reg == reg) {mark_sp_reg = REG_NONE; DEALLOC_REG (reg);} |
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| 87 | + if (sp_reg == reg) {sp_reg = PIKE_REG_NONE; DEALLOC_REG (reg);} |
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| 88 | + else if (fp_reg == reg) {fp_reg = PIKE_REG_NONE; DEALLOC_REG (reg);} |
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| 89 | + else if (mark_sp_reg == reg) {mark_sp_reg = PIKE_REG_NONE; DEALLOC_REG (reg);} |
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| 90 | } |
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| 91 | |||
| 92 | #ifdef REGISTER_DEBUG |
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| 93 | @@ -386,11 +381,11 @@ static enum ia32_reg alloc_reg (int avoi |
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| 94 | #define DEF_LOAD_REG(REG, SET) \ |
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| 95 | static void PIKE_CONCAT(load_,REG) (int avoid_regs) \ |
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| 96 | { \ |
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| 97 | - if (REG == REG_NONE) { \ |
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| 98 | + if (REG == PIKE_REG_NONE) { \ |
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| 99 | REG = alloc_reg (avoid_regs); \ |
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| 100 | /* Update the round robin pointer here so that we disregard */ \ |
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| 101 | /* the direct calls to alloc_reg for temporary registers. */ \ |
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| 102 | - next_reg = (REG + 1) % REG_NONE; \ |
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| 103 | + next_reg = (REG + 1) % PIKE_REG_NONE; \ |
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| 104 | {SET;} \ |
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| 105 | } \ |
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| 106 | else \ |
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| 107 | @@ -410,8 +405,8 @@ DEF_LOAD_REG (mark_sp_reg, { |
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| 108 | static void ia32_call_c_function(void *addr) |
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| 109 | { |
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| 110 | CALL_RELATIVE(addr); |
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| 111 | - next_reg = REG_EAX; |
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| 112 | - sp_reg = fp_reg = mark_sp_reg = REG_NONE; |
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| 113 | + next_reg = PIKE_REG_EAX; |
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| 114 | + sp_reg = fp_reg = mark_sp_reg = PIKE_REG_NONE; |
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| 115 | CLEAR_REGS(); |
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| 116 | } |
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| 117 |