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Unified Diff: fusl/arch/mips/reloc.h

Issue 1573973002: Add a "fork" of musl as //fusl. (Closed) Base URL: https://github.com/domokit/mojo.git@master
Patch Set: Created 4 years, 11 months ago
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Index: fusl/arch/mips/reloc.h
diff --git a/fusl/arch/mips/reloc.h b/fusl/arch/mips/reloc.h
new file mode 100644
index 0000000000000000000000000000000000000000..9b40e3da74b66f9978ddc0ca09a5a64f6420d2d9
--- /dev/null
+++ b/fusl/arch/mips/reloc.h
@@ -0,0 +1,46 @@
+#include <endian.h>
+
+#if __BYTE_ORDER == __LITTLE_ENDIAN
+#define ENDIAN_SUFFIX "el"
+#else
+#define ENDIAN_SUFFIX ""
+#endif
+
+#ifdef __mips_soft_float
+#define FP_SUFFIX "-sf"
+#else
+#define FP_SUFFIX ""
+#endif
+
+#define LDSO_ARCH "mips" ENDIAN_SUFFIX FP_SUFFIX
+
+#define TPOFF_K (-0x7000)
+
+#define REL_SYM_OR_REL R_MIPS_REL32
+#define REL_PLT R_MIPS_JUMP_SLOT
+#define REL_COPY R_MIPS_COPY
+#define REL_DTPMOD R_MIPS_TLS_DTPMOD32
+#define REL_DTPOFF R_MIPS_TLS_DTPREL32
+#define REL_TPOFF R_MIPS_TLS_TPREL32
+
+#define NEED_MIPS_GOT_RELOCS 1
+#define DYNAMIC_IS_RO 1
+#define ARCH_SYM_REJECT_UND(s) (!((s)->st_other & STO_MIPS_PLT))
+
+#define CRTJMP(pc,sp) __asm__ __volatile__( \
+ "move $sp,%1 ; jr %0" : : "r"(pc), "r"(sp) : "memory" )
+
+#define GETFUNCSYM(fp, sym, got) __asm__ ( \
+ ".hidden " #sym "\n" \
+ ".set push \n" \
+ ".set noreorder \n" \
+ " bal 1f \n" \
+ " nop \n" \
+ " .gpword . \n" \
+ " .gpword " #sym " \n" \
+ "1: lw %0, ($ra) \n" \
+ " subu %0, $ra, %0 \n" \
+ " lw $ra, 4($ra) \n" \
+ " addu %0, %0, $ra \n" \
+ ".set pop \n" \
+ : "=r"(*(fp)) : : "memory", "ra" )
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