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-rw-r--r--arch/mips/include/asm/compiler.h24
1 files changed, 21 insertions, 3 deletions
diff --git a/arch/mips/include/asm/compiler.h b/arch/mips/include/asm/compiler.h
index c73815e0123a..e081a265f422 100644
--- a/arch/mips/include/asm/compiler.h
+++ b/arch/mips/include/asm/compiler.h
@@ -16,12 +16,30 @@
16#define GCC_REG_ACCUM "accum" 16#define GCC_REG_ACCUM "accum"
17#endif 17#endif
18 18
19#ifdef CONFIG_CPU_MIPSR6
20/* All MIPS R6 toolchains support the ZC constrain */
21#define GCC_OFF_SMALL_ASM() "ZC"
22#else
19#ifndef CONFIG_CPU_MICROMIPS 23#ifndef CONFIG_CPU_MICROMIPS
20#define GCC_OFF12_ASM() "R" 24#define GCC_OFF_SMALL_ASM() "R"
21#elif __GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 9) 25#elif __GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 9)
22#define GCC_OFF12_ASM() "ZC" 26#define GCC_OFF_SMALL_ASM() "ZC"
23#else 27#else
24#error "microMIPS compilation unsupported with GCC older than 4.9" 28#error "microMIPS compilation unsupported with GCC older than 4.9"
25#endif 29#endif /* CONFIG_CPU_MICROMIPS */
30#endif /* CONFIG_CPU_MIPSR6 */
31
32#ifdef CONFIG_CPU_MIPSR6
33#define MIPS_ISA_LEVEL "mips64r6"
34#define MIPS_ISA_ARCH_LEVEL MIPS_ISA_LEVEL
35#define MIPS_ISA_LEVEL_RAW mips64r6
36#define MIPS_ISA_ARCH_LEVEL_RAW MIPS_ISA_LEVEL_RAW
37#else
38/* MIPS64 is a superset of MIPS32 */
39#define MIPS_ISA_LEVEL "mips64r2"
40#define MIPS_ISA_ARCH_LEVEL "arch=r4000"
41#define MIPS_ISA_LEVEL_RAW mips64r2
42#define MIPS_ISA_ARCH_LEVEL_RAW MIPS_ISA_LEVEL_RAW
43#endif /* CONFIG_CPU_MIPSR6 */
26 44
27#endif /* _ASM_COMPILER_H */ 45#endif /* _ASM_COMPILER_H */