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Blackfin: stick ins/outs funcs into their own .text section

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This lets the linker garbage collect these functions when they aren't
actually used by placing them into the standard .text.<func> section.

Signed-off-by: Mike Frysinger <vapier@gentoo.org>
This commit is contained in:
Mike Frysinger 2010-11-15 06:42:42 -05:00
parent 635d1b3e1b
commit cd97dd4f2c
2 changed files with 5 additions and 0 deletions
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1
arch/blackfin/lib/ins.S
View file

@ -71,6 +71,7 @@
*/
#define COMMON_INS(func, ops) \
.section .text._ins##func; \
ENTRY(_ins##func) \
P0 = R0; /* P0 = port */ \
CLI_OUTER; /* 3 instructions before first read access */ \

4
arch/blackfin/lib/outs.S
View file

@ -12,6 +12,7 @@
.align 2
.section .text._outsl
ENTRY(_outsl)
P0 = R0; /* P0 = port */
P1 = R1; /* P1 = address */
@ -23,6 +24,7 @@ ENTRY(_outsl)
RTS;
ENDPROC(_outsl)
.section .text._outsw
ENTRY(_outsw)
P0 = R0; /* P0 = port */
P1 = R1; /* P1 = address */
@ -34,6 +36,7 @@ ENTRY(_outsw)
RTS;
ENDPROC(_outsw)
.section .text._outsb
ENTRY(_outsb)
P0 = R0; /* P0 = port */
P1 = R1; /* P1 = address */
@ -45,6 +48,7 @@ ENTRY(_outsb)
RTS;
ENDPROC(_outsb)
.section .text._outsw_8
ENTRY(_outsw_8)
P0 = R0; /* P0 = port */
P1 = R1; /* P1 = address */