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complier.h: add __always_inline and use it in code base

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Add a __always_inline macro that wraps __attribute__((always_inline))
and replace current users with the macro, excluding files under
src/vendorcode.

Change-Id: Ic57e474c1d2ca7cc0405ac677869f78a28d3e529
Signed-off-by: Aaron Durbin <adurbin@chromium.org>
Reviewed-on: https://review.coreboot.org/28587
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Julius Werner <jwerner@google.com>
This commit is contained in:
Aaron Durbin
2018-09-13 02:10:45 -06:00
parent cf9ea55473
commit 75a62e7648
28 changed files with 124 additions and 101 deletions
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9
src/include/cpu/x86/cache.h
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@ -16,6 +16,7 @@
#ifndef CPU_X86_CACHE
#define CPU_X86_CACHE
#include <compiler.h>
#include <cpu/x86/cr.h>
#define CR0_CacheDisable (CR0_CD)
@ -55,7 +56,7 @@ static inline void clflush(void *addr)
asm volatile ("clflush (%0)"::"r" (addr));
}
/* The following functions require the always_inline due to AMD
/* The following functions require the __always_inline due to AMD
* function STOP_CAR_AND_CPU that disables cache as
* RAM, the cache as RAM stack can no longer be used. Called
* functions must be inlined to avoid stack usage. Also, the
@ -63,9 +64,9 @@ static inline void clflush(void *addr)
* allocated them from the stack. With gcc 4.5.0, some functions
* declared as inline are not being inlined. This patch forces
* these functions to always be inlined by adding the qualifier
* __attribute__((always_inline)) to their declaration.
* __always_inline to their declaration.
*/
static inline __attribute__((always_inline)) void enable_cache(void)
static __always_inline void enable_cache(void)
{
unsigned long cr0;
cr0 = read_cr0();
@ -73,7 +74,7 @@ static inline __attribute__((always_inline)) void enable_cache(void)
write_cr0(cr0);
}
static inline __attribute__((always_inline)) void disable_cache(void)
static __always_inline void disable_cache(void)
{
/* Disable and write back the cache */
unsigned long cr0;