riscv64: add shared library support

1 files changed, 67 insertions, 0 deletions

diff --git a/include/elf.h b/include/elf.h
index 9aae04cef..d1be3bc1b 100644
--- a/include/elf.h
+++ b/include/elf.h
@@ -271,6 +271,7 @@ typedef struct
 #define EM_AARCH64	183		/* ARM AARCH64 */
 #define EM_MICROBLAZE	189		/* Xilinx Microblaze */
 #define EM_ARCV2	195		/* ARCv2 Cores */
+#define EM_RISCV        243     	/* RISC-V */
 #define EM_CSKY		252		/* C-SKY Cores */
 
 /* NEXT FREE NUMBER: Increment this after adding your official arch number */
@@ -3725,6 +3726,72 @@ typedef Elf32_Addr Elf32_Conflict;
 #define R_ARC_TLS_LE_S9		0x4a
 #define R_ARC_TLS_LE_32		0x4b
 
+/* RISC-V ELF Flags */
+#define EF_RISCV_RVC                    0x0001
+#define EF_RISCV_FLOAT_ABI              0x0006
+#define EF_RISCV_FLOAT_ABI_SOFT         0x0000
+#define EF_RISCV_FLOAT_ABI_SINGLE       0x0002
+#define EF_RISCV_FLOAT_ABI_DOUBLE       0x0004
+#define EF_RISCV_FLOAT_ABI_QUAD         0x0006
+
+/* RISC-V relocations.  */
+#define R_RISCV_NONE             0
+#define R_RISCV_32               1
+#define R_RISCV_64               2
+#define R_RISCV_RELATIVE         3
+#define R_RISCV_COPY             4
+#define R_RISCV_JUMP_SLOT        5
+#define R_RISCV_TLS_DTPMOD32     6
+#define R_RISCV_TLS_DTPMOD64     7
+#define R_RISCV_TLS_DTPREL32     8
+#define R_RISCV_TLS_DTPREL64     9
+#define R_RISCV_TLS_TPREL32     10
+#define R_RISCV_TLS_TPREL64     11
+#define R_RISCV_BRANCH          16
+#define R_RISCV_JAL             17
+#define R_RISCV_CALL            18
+#define R_RISCV_CALL_PLT        19
+#define R_RISCV_GOT_HI20        20
+#define R_RISCV_TLS_GOT_HI20    21
+#define R_RISCV_TLS_GD_HI20     22
+#define R_RISCV_PCREL_HI20      23
+#define R_RISCV_PCREL_LO12_I    24
+#define R_RISCV_PCREL_LO12_S    25
+#define R_RISCV_HI20            26
+#define R_RISCV_LO12_I          27
+#define R_RISCV_LO12_S          28
+#define R_RISCV_TPREL_HI20      29
+#define R_RISCV_TPREL_LO12_I    30
+#define R_RISCV_TPREL_LO12_S    31
+#define R_RISCV_TPREL_ADD       32
+#define R_RISCV_ADD8            33
+#define R_RISCV_ADD16           34
+#define R_RISCV_ADD32           35
+#define R_RISCV_ADD64           36
+#define R_RISCV_SUB8            37
+#define R_RISCV_SUB16           38
+#define R_RISCV_SUB32           39
+#define R_RISCV_SUB64           40
+#define R_RISCV_GNU_VTINHERIT   41
+#define R_RISCV_GNU_VTENTRY     42
+#define R_RISCV_ALIGN           43
+#define R_RISCV_RVC_BRANCH      44
+#define R_RISCV_RVC_JUMP        45
+#define R_RISCV_RVC_LUI         46
+#define R_RISCV_GPREL_I         47
+#define R_RISCV_GPREL_S         48
+#define R_RISCV_TPREL_I         49
+#define R_RISCV_TPREL_S         50
+#define R_RISCV_RELAX           51
+#define R_RISCV_SUB6            52
+#define R_RISCV_SET6            53
+#define R_RISCV_SET8            54
+#define R_RISCV_SET16           55
+#define R_RISCV_SET32           56
+#define R_RISCV_32_PCREL        57
+
+#define R_RISCV_NUM             58
+
 #ifdef	__cplusplus
 }
 #endif