Changeset 74813216 in mainline for arch/sparc64/src

Timestamp:

2005-12-01T13:36:01Z (20 years ago)

Author:

Jakub Jermar <jakub@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

22e10ab

Parents:

ee69c49

Message:

sparc64 work.
No need to save/restore local registers.

File:

• arch/sparc64/src/context.S (modified) (5 diffs)

arch/sparc64/src/context.S

@@ -36 +36 @@
 
 .macro CONTEXT_STORE r
-        stx %l0, [\r + OFFSET_L0]
-        stx %l1, [\r + OFFSET_L1]
-        stx %l2, [\r + OFFSET_L2]
-        stx %l3, [\r + OFFSET_L3]
-        stx %l4, [\r + OFFSET_L4]
-        stx %l5, [\r + OFFSET_L5]
-        stx %l6, [\r + OFFSET_L6]
-        stx %l7, [\r + OFFSET_L7]
         stx %i1, [\r + OFFSET_I1]
         stx %i2, [\r + OFFSET_I2]
@@ -49 +41 @@
         stx %i4, [\r + OFFSET_I4]
         stx %i5, [\r + OFFSET_I5]
-        stx %i6, [\r + OFFSET_SP]
+        stx %fp, [\r + OFFSET_FP]
         stx %i7, [\r + OFFSET_PC]
+        stx %sp, [\r + OFFSET_SP]
 .endm
 
 .macro CONTEXT_LOAD r
-        ldx [\r + OFFSET_L0], %l0
-        ldx [\r + OFFSET_L1], %l1
-        ldx [\r + OFFSET_L2], %l2
-        ldx [\r + OFFSET_L3], %l3
-        ldx [\r + OFFSET_L4], %l4
-        ldx [\r + OFFSET_L5], %l5
-        ldx [\r + OFFSET_L6], %l6
-        ldx [\r + OFFSET_L7], %l7
         ldx [\r + OFFSET_I1], %i1
         ldx [\r + OFFSET_I2], %i2
@@ -67 +52 @@
         ldx [\r + OFFSET_I4], %i4
         ldx [\r + OFFSET_I5], %i5
-        ldx [\r + OFFSET_SP], %i6
+        ldx [\r + OFFSET_FP], %fp
         ldx [\r + OFFSET_PC], %i7
         ldx [\r + OFFSET_SP], %sp
@@ -78 +63 @@
 
         # context_save returns 1
-        mov 1, %i0      
+        mov 1, %i0
         ret
-        restore %sp, 128, %sp
-        
+        restore %sp, STACK_WINDOW_SAVE_AREA_SIZE, %sp
+
 context_restore_arch:
         save %sp, -STACK_WINDOW_SAVE_AREA_SIZE, %sp
@@ -87 +72 @@
 
         # context_restore returns 0
-        xor %i0, %i0, %i0                       
+        xor %i0, %i0, %i0
         ret
-        restore %sp, STACK_WINDOW_SAVE_AREA_SIZE, %sp   
+        restore %sp, STACK_WINDOW_SAVE_AREA_SIZE, %sp