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authorAlan Modra <amodra@gmail.com>2019-12-11 16:45:14 +1030
committerAlan Modra <amodra@gmail.com>2019-12-11 21:14:19 +1030
commit1d61b032265e69317f42e8019e072506f11890c5 (patch)
tree226c023afd93046735bb928dc67d6490f8466e97 /opcodes/arc-dis.c
parent13c9c48599ebc8ad2f3a1fb9f672740219cd3841 (diff)
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Remove more shifts for sign/zero extension
cpu/ * epiphany.cpu (f-sdisp11): Don't sign extend with shifts. * lm32.cpu (f-branch, f-vall): Likewise. * m32.cpu (f-lab-8-16): Likewise. opcodes/ * arc-dis.c (BITS): Don't truncate high bits with shifts. * nios2-dis.c (nios2_print_insn_arg): Don't sign extend with shifts. * tic54x-dis.c (print_instruction): Likewise. * tilegx-opc.c (parse_insn_tilegx): Likewise. * tilepro-opc.c (parse_insn_tilepro): Likewise. * visium-dis.c (disassem_class0): Likewise. * pdp11-dis.c (sign_extend): Likewise. (SIGN_BITS): Delete. * epiphany-ibld.c: Regenerate. * lm32-ibld.c: Regenerate. * m32c-ibld.c: Regenerate.
Diffstat (limited to 'opcodes/arc-dis.c')
-rw-r--r--opcodes/arc-dis.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/opcodes/arc-dis.c b/opcodes/arc-dis.c
index a038fa0..a47e81f 100644
--- a/opcodes/arc-dis.c
+++ b/opcodes/arc-dis.c
@@ -137,8 +137,7 @@ static bfd_boolean print_hex = FALSE;
(info->endian == BFD_ENDIAN_LITTLE ? bfd_getm32 (bfd_getl32 (buf)) \
: bfd_getb32 (buf))
-#define BITS(word,s,e) (((word) << (sizeof (word) * 8 - 1 - e)) >> \
- (s + (sizeof (word) * 8 - 1 - e)))
+#define BITS(word,s,e) (((word) >> (s)) & ((1ull << ((e) - (s)) << 1) - 1))
#define OPCODE_32BIT_INSN(word) (BITS ((word), 27, 31))
/* Functions implementation. */