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| author | Alan Modra <amodra@gmail.com> | 2020-08-31 13:17:06 +0930 |
|---|---|---|
| committer | Alan Modra <amodra@gmail.com> | 2020-08-31 20:28:10 +0930 |
| commit | 1174d92070a85a8ad25e9b9686dd1b4921e96702 (patch) | |
| tree | 490ec9444c93d0d8bfe006afa9292a83eda0d8b1 /include | |
| parent | 227d539b17c60a74c583dc66a2c0467243eb4bb2 (diff) | |
| download | fsf-binutils-gdb-1174d92070a85a8ad25e9b9686dd1b4921e96702.zip fsf-binutils-gdb-1174d92070a85a8ad25e9b9686dd1b4921e96702.tar.gz fsf-binutils-gdb-1174d92070a85a8ad25e9b9686dd1b4921e96702.tar.bz2 | |
PR26493 UBSAN: elfnn-riscv.c left shift of negative value
include/
PR 26493
* opcode/riscv.h (OP_MASK_CSR, OP_MASK_CUSTOM_IMM)
(OP_MASK_FUNCT7, OP_MASK_RS3): Make unsigned.
bfd/
PR 26493
* elfnn-riscv.c (riscv_make_plt_header): Cast PLT_HEADER_SIZE to
unsigned when using with RISCV_ITYPE.
(_bfd_riscv_relax_call): Use an unsigned foff.
Diffstat (limited to 'include')
| -rw-r--r-- | include/ChangeLog | 6 | ||||
| -rw-r--r-- | include/opcode/riscv.h | 8 |
2 files changed, 10 insertions, 4 deletions
diff --git a/include/ChangeLog b/include/ChangeLog index c76d9cc..9daa866 100644 --- a/include/ChangeLog +++ b/include/ChangeLog @@ -1,5 +1,11 @@ 2020-08-31 Alan Modra <amodra@gmail.com> + PR 26493 + * opcode/riscv.h (OP_MASK_CSR, OP_MASK_CUSTOM_IMM) + (OP_MASK_FUNCT7, OP_MASK_RS3): Make unsigned. + +2020-08-31 Alan Modra <amodra@gmail.com> + PR 26457 * som/aout.h (SOM_SUBSPACE_ACCESS_CONTROL_BITS_MASK): Make unsigned. (SOM_SUBSPACE_MEMORY_RESIDENT, SOM_SUBSPACE_DUP_COMMON) diff --git a/include/opcode/riscv.h b/include/opcode/riscv.h index 5cd7515..2f1bc79 100644 --- a/include/opcode/riscv.h +++ b/include/opcode/riscv.h @@ -204,7 +204,7 @@ static const char * const riscv_pred_succ[16] = #define OP_SH_RS2 20 #define OP_MASK_RS1 0x1f #define OP_SH_RS1 15 -#define OP_MASK_RS3 0x1f +#define OP_MASK_RS3 0x1fU #define OP_SH_RS3 27 #define OP_MASK_RD 0x1f #define OP_SH_RD 7 @@ -223,14 +223,14 @@ static const char * const riscv_pred_succ[16] = #define OP_MASK_RL 0x1 #define OP_SH_RL 25 -#define OP_MASK_CUSTOM_IMM 0x7f +#define OP_MASK_CUSTOM_IMM 0x7fU #define OP_SH_CUSTOM_IMM 25 -#define OP_MASK_CSR 0xfff +#define OP_MASK_CSR 0xfffU #define OP_SH_CSR 20 #define OP_MASK_FUNCT3 0x7 #define OP_SH_FUNCT3 12 -#define OP_MASK_FUNCT7 0x7f +#define OP_MASK_FUNCT7 0x7fU #define OP_SH_FUNCT7 25 #define OP_MASK_FUNCT2 0x3 #define OP_SH_FUNCT2 25 |