From b1525662b330ca8b4cdd930775f3642bfec3b58f Mon Sep 17 00:00:00 2001 From: Ian Romanick Date: Mon, 10 Mar 2008 16:28:54 -0700 Subject: Move SPE register allocator to rtasm code Move the register allocator to a common location. There is more code on the way that will make use of this interface. --- src/gallium/auxiliary/rtasm/rtasm_ppc_spe.h | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) (limited to 'src/gallium/auxiliary/rtasm/rtasm_ppc_spe.h') diff --git a/src/gallium/auxiliary/rtasm/rtasm_ppc_spe.h b/src/gallium/auxiliary/rtasm/rtasm_ppc_spe.h index 10ce44b3a0..5a1eb1ed8d 100644 --- a/src/gallium/auxiliary/rtasm/rtasm_ppc_spe.h +++ b/src/gallium/auxiliary/rtasm/rtasm_ppc_spe.h @@ -39,11 +39,27 @@ struct spe_function { uint32_t *store; uint32_t *csr; const char *fn; + + /** + * Mask of used / unused registers + * + * Each set bit corresponds to an available register. Each cleared bit + * corresponds to an allocated register. + * + * \sa + * spe_allocate_register, spe_allocate_available_register, + * spe_release_register + */ + uint64_t regs[2]; }; extern void spe_init_func(struct spe_function *p, unsigned code_size); extern void spe_release_func(struct spe_function *p); +extern int spe_allocate_available_register(struct spe_function *p); +extern int spe_allocate_register(struct spe_function *p, int reg); +extern void spe_release_register(struct spe_function *p, int reg); + #endif /* RTASM_PPC_SPE_H */ #ifndef EMIT_ -- cgit v1.2.3