From 6b39babe8a2d498cb35de7e470143a81ef032b65 Mon Sep 17 00:00:00 2001 From: Ting-Wei Lan Date: Sun, 3 Jan 2016 19:41:47 +0800 Subject: Use adrp and add to address global variables This allows using large global arrays. --- src/code-generation.c | 10 ++++++---- 1 file changed, 6 insertions(+), 4 deletions(-) (limited to 'src') diff --git a/src/code-generation.c b/src/code-generation.c index 072ba7a..4025d99 100644 --- a/src/code-generation.c +++ b/src/code-generation.c @@ -91,8 +91,9 @@ static inline void load_variable(CcmmcAst *id, CcmmcState *state, const char *r) // TODO: array if (ccmmc_symbol_attr_is_global(&var_sym->attr)) { fprintf(state->asm_output, - "\tadr\t" REG_TMP ", %s\n" - "\tldr\t%s, [" REG_TMP "]\n", var_name, r); + "\tadrp\t" REG_TMP ", %s\n" + "\tadd\t" REG_TMP ", " REG_TMP ", #:lo12:%s\n" + "\tldr\t%s, [" REG_TMP "]\n", var_name, var_name, r); } else { if (safe_immediate(var_sym->attr.addr)) { fprintf(state->asm_output, @@ -114,8 +115,9 @@ static inline void store_variable(CcmmcAst *id, CcmmcState *state, const char *r // TODO: array if (ccmmc_symbol_attr_is_global(&var_sym->attr)) { fprintf(state->asm_output, - "\tadr\t" REG_TMP ", %s\n" - "\tstr\t%s, [" REG_TMP "]\n", var_name, r); + "\tadrp\t" REG_TMP ", %s\n" + "\tadd\t" REG_TMP ", " REG_TMP ", #:lo12:%s\n" + "\tstr\t%s, [" REG_TMP "]\n", var_name, var_name, r); } else { if (safe_immediate(var_sym->attr.addr)) { fprintf(state->asm_output, -- cgit v1.2.3