mips.c (mips_cpu_info_table): Add loongson2e and loongson2f entries.

2008-05-28  Mark Shinwell  <shinwell@codesourcery.com>

	* config/mips/mips.c (mips_cpu_info_table): Add loongson2e
	and loongson2f entries.
	(mips_rtx_cost_data): Add entries for Loongson-2E/2F.
	* config/mips/mips.h (processor_type): Add Loongson-2E
	and Loongson-2F entries.
	(TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
	(MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
	* config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
	* doc/invoke.texi (MIPS Options): Document loongson2e
	and loongson2f processor names.

From-SVN: r136071

5 files changed, 30 insertions, 2 deletions

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index c25c438..6af46e5 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,16 @@
+2008-05-28  Mark Shinwell  <shinwell@codesourcery.com>
+
+	* config/mips/mips.c (mips_cpu_info_table): Add loongson2e
+	and loongson2f entries.
+	(mips_rtx_cost_data): Add entries for Loongson-2E/2F.
+	* config/mips/mips.h (processor_type): Add Loongson-2E
+	and Loongson-2F entries.
+	(TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
+	(MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
+	* config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
+	* doc/invoke.texi (MIPS Options): Document loongson2e
+	and loongson2f processor names.
+
 2008-05-27  H.J. Lu  <hongjiu.lu@intel.com>
 
 	PR target/35767
diff --git a/gcc/config/mips/mips.c b/gcc/config/mips/mips.c
index 6cb0d29..b12e2e2 100644
--- a/gcc/config/mips/mips.c
+++ b/gcc/config/mips/mips.c
@@ -584,6 +584,9 @@ static const struct mips_cpu_info mips_cpu_info_table[] = {
   { "r4600", PROCESSOR_R4600, 3, 0 },
   { "orion", PROCESSOR_R4600, 3, 0 },
   { "r4650", PROCESSOR_R4650, 3, 0 },
+  /* ST Loongson 2E/2F processors.  */
+  { "loongson2e", PROCESSOR_LOONGSON_2E, 3, PTF_AVOID_BRANCHLIKELY },
+  { "loongson2f", PROCESSOR_LOONGSON_2F, 3, PTF_AVOID_BRANCHLIKELY },
 
   /* MIPS IV processors. */
   { "r8000", PROCESSOR_R8000, 4, 0 },
@@ -832,6 +835,12 @@ static const struct mips_rtx_cost_data mips_rtx_cost_data[PROCESSOR_MAX] = {
 		     1,           /* branch_cost */
 		     4            /* memory_latency */
   },
+  { /* Loongson-2E */
+    DEFAULT_COSTS
+  },
+  { /* Loongson-2F */
+    DEFAULT_COSTS
+  },
   { /* M4k */
     DEFAULT_COSTS
   },
diff --git a/gcc/config/mips/mips.h b/gcc/config/mips/mips.h
index 6d3c18f..402cd57 100644
--- a/gcc/config/mips/mips.h
+++ b/gcc/config/mips/mips.h
@@ -47,6 +47,8 @@ enum processor_type {
   PROCESSOR_74KF2_1,
   PROCESSOR_74KF1_1,
   PROCESSOR_74KF3_2,
+  PROCESSOR_LOONGSON_2E,
+  PROCESSOR_LOONGSON_2F,
   PROCESSOR_M4K,
   PROCESSOR_R3900,
   PROCESSOR_R6000,
@@ -237,6 +239,9 @@ enum mips_code_readable_setting {
 #define TARGET_SB1                  (mips_arch == PROCESSOR_SB1		\
 				     || mips_arch == PROCESSOR_SB1A)
 #define TARGET_SR71K                (mips_arch == PROCESSOR_SR71000)
+#define TARGET_LOONGSON_2E          (mips_arch == PROCESSOR_LOONGSON_2E)
+#define TARGET_LOONGSON_2F          (mips_arch == PROCESSOR_LOONGSON_2F)
+#define TARGET_LOONGSON_2EF         (TARGET_LOONGSON_2E || TARGET_LOONGSON_2F)
 
 /* Scheduling target defines.  */
 #define TUNE_MIPS3000               (mips_tune == PROCESSOR_R3000)
@@ -646,7 +651,7 @@ enum mips_code_readable_setting {
   "%{" MIPS_ISA_LEVEL_OPTION_SPEC ":;: \
      %{march=mips1|march=r2000|march=r3000|march=r3900:-mips1} \
      %{march=mips2|march=r6000:-mips2} \
-     %{march=mips3|march=r4*|march=vr4*|march=orion:-mips3} \
+     %{march=mips3|march=r4*|march=vr4*|march=orion|march=loongson2*:-mips3} \
      %{march=mips4|march=r8000|march=vr5*|march=rm7000|march=rm9000:-mips4} \
      %{march=mips32|march=4kc|march=4km|march=4kp|march=4ksc:-mips32} \
      %{march=mips32r2|march=m4k|march=4ke*|march=4ksd|march=24k* \
diff --git a/gcc/config/mips/mips.md b/gcc/config/mips/mips.md
index 2b789ee..592ad52 100644
--- a/gcc/config/mips/mips.md
+++ b/gcc/config/mips/mips.md
@@ -415,7 +415,7 @@
 ;; Attribute describing the processor.  This attribute must match exactly
 ;; with the processor_type enumeration in mips.h.
 (define_attr "cpu"
-  "r3000,4kc,4kp,5kc,5kf,20kc,24kc,24kf2_1,24kf1_1,74kc,74kf2_1,74kf1_1,74kf3_2,m4k,r3900,r6000,r4000,r4100,r4111,r4120,r4130,r4300,r4600,r4650,r5000,r5400,r5500,r7000,r8000,r9000,sb1,sb1a,sr71000"
+  "r3000,4kc,4kp,5kc,5kf,20kc,24kc,24kf2_1,24kf1_1,74kc,74kf2_1,74kf1_1,74kf3_2,loongson2e,loongson2f,m4k,r3900,r6000,r4000,r4100,r4111,r4120,r4130,r4300,r4600,r4650,r5000,r5400,r5500,r7000,r8000,r9000,sb1,sb1a,sr71000"
   (const (symbol_ref "mips_tune")))
 
 ;; The type of hardware hazard associated with this instruction.
diff --git a/gcc/doc/invoke.texi b/gcc/doc/invoke.texi
index a2665f3..6dbd19e 100644
--- a/gcc/doc/invoke.texi
+++ b/gcc/doc/invoke.texi
@@ -11936,6 +11936,7 @@ The processor names are:
 @samp{24kec}, @samp{24kef2_1}, @samp{24kef1_1},
 @samp{34kc}, @samp{34kf2_1}, @samp{34kf1_1},
 @samp{74kc}, @samp{74kf2_1}, @samp{74kf1_1}, @samp{74kf3_2},
+@samp{loongson2e}, @samp{loongson2f},
 @samp{m4k},
 @samp{orion},
 @samp{r2000}, @samp{r3000}, @samp{r3900}, @samp{r4000}, @samp{r4400},