neon: add preload

diff --git a/orc/orcneon.h b/orc/orcneon.h
index ecde3bfa5dc455c66403a94ac5d7173a3bb42807..81fde4d8094f56908f8b38517eca325dec457e86 100644 (file)
--- a/orc/orcneon.h
+++ b/orc/orcneon.h
@@ -28,6 +28,8 @@ void orc_neon_emit_loadil (OrcCompiler *p, int reg, int value);
 void orc_neon_emit_loadpb (OrcCompiler *p, int reg, int param);
 void orc_neon_emit_loadpw (OrcCompiler *p, int reg, int param);
 void orc_neon_emit_loadpl (OrcCompiler *p, int reg, int param);
+void orc_neon_preload (OrcCompiler *compiler, OrcVariable *var, int write,
+    int offset);
 
 
 #endif

diff --git a/orc/orcprogram-neon.c b/orc/orcprogram-neon.c
index 44ed147ce0ea1ae03a363649f01242306288a41a..4cb12d5be78259544175358043aa56774de01c53 100644 (file)
--- a/orc/orcprogram-neon.c
+++ b/orc/orcprogram-neon.c
@@ -501,6 +501,8 @@ orc_neon_emit_load_src (OrcCompiler *compiler, OrcVariable *var)
     default:
       ORC_ERROR("bad size");
   }
+  
+  orc_neon_preload (compiler, var, FALSE, 256);
 }
 
 void
@@ -530,6 +532,7 @@ orc_neon_emit_store_dest (OrcCompiler *compiler, OrcVariable *var)
     default:
       ORC_ERROR("bad size");
   }
+  //orc_neon_preload (compiler, var, TRUE, -32);
 }
 
 static int

diff --git a/orc/orcrules-neon.c b/orc/orcrules-neon.c
index 2b335bea9e3418e0bdd7071c50e306ecdcce135d..bd8b2b515458a6beab6f5de852ca83dc83cc426e 100644 (file)
--- a/orc/orcrules-neon.c
+++ b/orc/orcrules-neon.c
@@ -212,6 +212,30 @@ orc_neon_emit_mov_quad (OrcCompiler *compiler, int dest, int src)
       dest, src, src);
 }
 
+void
+orc_neon_preload (OrcCompiler *compiler, OrcVariable *var, int write,
+    int offset)
+{
+  orc_uint32 code;
+
+  /* Don't use multiprocessing extensions */
+  write = FALSE;
+
+  ORC_ASM_CODE(compiler,"  pld%s [%s, #%d]\n",
+      write ? "w" : "",
+      orc_arm_reg_name (var->ptr_register), offset);
+  code = 0xf510f000;
+  if (!write) code |= (1<<22);
+  code |= (var->ptr_register&0xf) << 16;
+  if (offset < 0) {
+    code |= ((-offset)&0xfff) << 0;
+  } else {
+    code |= (offset&0xfff) << 0;
+    code |= (1<<23);
+  }
+  orc_arm_emit (compiler, code);
+}
+
 void
 orc_neon_load_halfvec_aligned (OrcCompiler *compiler, OrcVariable *var, int update)
 {
@@ -606,7 +630,7 @@ orc_neon_storel (OrcCompiler *compiler, int dest, int update, int src1, int is_a
         orc_neon_reg_name (src1 + 1),
         orc_arm_reg_name (dest),
         update ? "!" : "");
-    code = 0xf4000a9d;
+    code = 0xf4000aad;
     code |= (dest&0xf) << 16;
     code |= (src1&0xf) << 12;
     code |= ((src1>>4)&0x1) << 22;