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[v2,05/11] elf: Add RISC-V PSABI ELF header defines

Message ID c0de9603ba99d5d0aa5b9222366724cbc465ca0f.1550709660.git.alistair.francis@wdc.com (mailing list archive)
State New, archived
Headers show
Series Upstream RISC-V fork patches, part 4 | expand

Commit Message

Alistair Francis Feb. 21, 2019, 12:43 a.m. UTC 
From: Michael Clark <mjc@sifive.com>

Refer to the RISC-V PSABI specification for details:

- https://github.com/riscv/riscv-elf-psabi-doc/blob/master/riscv-elf.md

Cc: Michael Tokarev <mjt@tls.msk.ru>
Cc: Richard Henderson <richard.henderson@linaro.org>
Cc: Alistair Francis <Alistair.Francis@wdc.com>
Reviewed-by: Laurent Vivier <laurent@vivier.eu>
Signed-off-by: Michael Clark <mjc@sifive.com>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
---
 include/elf.h | 10 ++++++++++
 1 file changed, 10 insertions(+)
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Patch

diff --git a/include/elf.h b/include/elf.h
index b35347eee7..ea7708a4ea 100644
--- a/include/elf.h
+++ b/include/elf.h
@@ -1393,6 +1393,16 @@  typedef struct {
 #define R_RISCV_SET16         55
 #define R_RISCV_SET32         56
 
+/* 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
+#define EF_RISCV_RVE              0x0008
+#define EF_RISCV_TSO              0x0010
+
 typedef struct elf32_rel {
   Elf32_Addr	r_offset;
   Elf32_Word	r_info;