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Remove final remnants of ARM literal pool, and expand work register set to 7 registers.

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This commit is contained in:
SarahW 2018-08-05 16:24:48 +01:00
commit 57e5549f48
4 changed files with 10 additions and 41 deletions
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28
src/codegen_backend_arm_ops.c
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@ -105,32 +105,8 @@ static inline void codegen_addlong(codeblock_t *block, uint32_t val)
#define MOVT_IMM(imm) (((imm) & 0xfff) | (((imm) & 0xf000) << 4))
#define MOVW_IMM(imm) (((imm) & 0xfff) | (((imm) & 0xf000) << 4))
static int literal_offset = 0;
void codegen_reset_literal_pool(codeblock_t *block)
{
literal_offset = 0;
}
int add_literal(codeblock_t *block, uint32_t data)
{
int c;
if (literal_offset >= 4096)
fatal("add_literal - literal pool full\n");
/*Search for pre-existing value*/
for (c = 0; c < literal_offset; c += 4)
{
if (*(uint32_t *)&block->data[ARM_LITERAL_POOL_OFFSET + c] == data)
return c;
}
*(uint32_t *)&block->data[ARM_LITERAL_POOL_OFFSET + literal_offset] = data;
literal_offset += 4;
return literal_offset - 4;
}
#define LDRH_IMM(imm) (((imm) & 0xf) | (((imm) & 0xf0) << 4))
#define STRH_IMM(imm) LDRH_IMM(imm)
static inline uint32_t arm_data_offset(int offset)