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Rev | Author | Line No. | Line |
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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 |