diff mbox

[v2,09/10] ppc: Move exception generation code out of line

Message ID 1466545735-2555-10-git-send-email-clg@kaod.org (mailing list archive)
State New, archived
Headers show

Commit Message

Cédric Le Goater June 21, 2016, 9:48 p.m. UTC 
From: Benjamin Herrenschmidt <benh@kernel.crashing.org>

There's no point inlining this, if you hit the exception case you exit
anyway, and not inlining saves about 100K of code size (and cache
footprint).

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
[clg: removed '__attribute__((noinline))' from original patch ]
Signed-off-by: Cédric Le Goater <clg@kaod.org>
---
 target-ppc/translate.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

Comments

David Gibson June 22, 2016, 6:57 a.m. UTC | #1 
On Tue, Jun 21, 2016 at 11:48:54PM +0200, Cédric Le Goater wrote:
> From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
> 
> There's no point inlining this, if you hit the exception case you exit
> anyway, and not inlining saves about 100K of code size (and cache
> footprint).
> 
> Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
> [clg: removed '__attribute__((noinline))' from original patch ]
> Signed-off-by: Cédric Le Goater <clg@kaod.org>

Reviewed-by: David Gibson <david@gibson.dropbear.id.au>

> ---
>  target-ppc/translate.c | 6 +++---
>  1 file changed, 3 insertions(+), 3 deletions(-)
> 
> diff --git a/target-ppc/translate.c b/target-ppc/translate.c
> index 83ec2dd7707b..365fe3d34461 100644
> --- a/target-ppc/translate.c
> +++ b/target-ppc/translate.c
> @@ -283,7 +283,7 @@ void gen_update_current_nip(void *opaque)
>      tcg_gen_movi_tl(cpu_nip, ctx->nip);
>  }
>  
> -static inline void gen_exception_err(DisasContext *ctx, uint32_t excp, uint32_t error)
> +static void gen_exception_err(DisasContext *ctx, uint32_t excp, uint32_t error)
>  {
>      TCGv_i32 t0, t1;
>      if (ctx->exception == POWERPC_EXCP_NONE) {
> @@ -297,7 +297,7 @@ static inline void gen_exception_err(DisasContext *ctx, uint32_t excp, uint32_t
>      ctx->exception = (excp);
>  }
>  
> -static inline void gen_exception(DisasContext *ctx, uint32_t excp)
> +static void gen_exception(DisasContext *ctx, uint32_t excp)
>  {
>      TCGv_i32 t0;
>      if (ctx->exception == POWERPC_EXCP_NONE) {
> @@ -309,7 +309,7 @@ static inline void gen_exception(DisasContext *ctx, uint32_t excp)
>      ctx->exception = (excp);
>  }
>  
> -static inline void gen_debug_exception(DisasContext *ctx)
> +static void gen_debug_exception(DisasContext *ctx)
>  {
>      TCGv_i32 t0;
>
diff mbox

Patch

diff --git a/target-ppc/translate.c b/target-ppc/translate.c
index 83ec2dd7707b..365fe3d34461 100644
--- a/target-ppc/translate.c
+++ b/target-ppc/translate.c
@@ -283,7 +283,7 @@  void gen_update_current_nip(void *opaque)
     tcg_gen_movi_tl(cpu_nip, ctx->nip);
 }
 
-static inline void gen_exception_err(DisasContext *ctx, uint32_t excp, uint32_t error)
+static void gen_exception_err(DisasContext *ctx, uint32_t excp, uint32_t error)
 {
     TCGv_i32 t0, t1;
     if (ctx->exception == POWERPC_EXCP_NONE) {
@@ -297,7 +297,7 @@  static inline void gen_exception_err(DisasContext *ctx, uint32_t excp, uint32_t
     ctx->exception = (excp);
 }
 
-static inline void gen_exception(DisasContext *ctx, uint32_t excp)
+static void gen_exception(DisasContext *ctx, uint32_t excp)
 {
     TCGv_i32 t0;
     if (ctx->exception == POWERPC_EXCP_NONE) {
@@ -309,7 +309,7 @@  static inline void gen_exception(DisasContext *ctx, uint32_t excp)
     ctx->exception = (excp);
 }
 
-static inline void gen_debug_exception(DisasContext *ctx)
+static void gen_debug_exception(DisasContext *ctx)
 {
     TCGv_i32 t0;