r3 is now scratch

diff --git a/mach/ns/libem/aar.s b/mach/ns/libem/aar.s
index 6dd8cac..0e5b083 100644 (file)
--- a/mach/ns/libem/aar.s
+++ b/mach/ns/libem/aar.s
@@ -8,8 +8,8 @@
        .sect .text
 
 .aar:
-       movd 8(sp), r7
-       subd 0(4(sp)), r7
-       muld 8(4(sp)), r7
-       addd r7, 12(sp)
+       movd 8(sp), r3
+       subd 0(4(sp)), r3
+       muld 8(4(sp)), r3
+       addd r3, 12(sp)
        ret 8

diff --git a/mach/ns/libem/cii.s b/mach/ns/libem/cii.s
index 1398050..557f4ae 100644 (file)
--- a/mach/ns/libem/cii.s
+++ b/mach/ns/libem/cii.s
@@ -7,9 +7,9 @@
 
        .sect .text
 
-!r7 will save return addres
+!r3 will save return addres
 .cii:  
-       movd tos, r7
+       movd tos, r3
        cmpqd 4, tos
        bne 3f
        movd tos, r0
@@ -23,7 +23,7 @@
        movd EILLINS, tos
        jsr @.trp
 4:
-       movd r7, tos
+       movd r3, tos
        ret 0
 1:     
        movxbd 0(sp), 0(sp)

diff --git a/mach/ns/libem/cms.s b/mach/ns/libem/cms.s
index 3b6d6ea..e381527 100644 (file)
--- a/mach/ns/libem/cms.s
+++ b/mach/ns/libem/cms.s
@@ -7,7 +7,7 @@
 
        .sect .text
 
-.cms:  movd tos, r7            !return addres
+.cms:  movd tos, r3            !return addres
        addr 4(sp), r1
        movd r1, r2
        addd 0(sp), r2
@@ -23,7 +23,7 @@
        xord r1, r1
 4:
        adjspd r0
-       movd r7, tos
+       movd r3, tos
        ret 0
 2:
        movd 1, r1

diff --git a/mach/ns/libem/cmu.s b/mach/ns/libem/cmu.s
index c8c1aad..17afc72 100644 (file)
--- a/mach/ns/libem/cmu.s
+++ b/mach/ns/libem/cmu.s
@@ -7,7 +7,7 @@
 
        .sect .text
 
-.cmu:  movd tos, r7            !return addres
+.cmu:  movd tos, r3            !return addres
        addr 4(sp), r1
        movd r1, r2
        addd 0(sp), r2
@@ -24,7 +24,7 @@
        xord r1, r1
 4:
        adjspd r0
-       movd r7, tos
+       movd r3, tos
        ret 0
 1:     
        movd 1, r1

diff --git a/mach/ns/libem/csb.s b/mach/ns/libem/csb.s
index 881fa03..1229888 100644 (file)
--- a/mach/ns/libem/csb.s
+++ b/mach/ns/libem/csb.s
@@ -10,7 +10,6 @@
 !r0 contains index
 !r1 contains pointer to csb descriptor
 .csb:
-       save[r2,r3]
        movd 4(r1), r2          !number of entries
        cmpqd 0, r2
        beq 3f
@@ -23,7 +22,6 @@
 3:                             !r1 now contains right pointer
        cmpqd 0, 0(r1)          !test destination addres
        beq 4f
-       restore[r2,r3]
        movd 0(r1), tos         !jump to destination
        ret 4
 2:
@@ -32,5 +30,4 @@
 4:
        movd ECASE, tos
        jsr @.trp
-       restore[r2,r3]
        ret 0

diff --git a/mach/ns/libem/exg.s b/mach/ns/libem/exg.s
index 123b4fb..7200205 100644 (file)
--- a/mach/ns/libem/exg.s
+++ b/mach/ns/libem/exg.s
@@ -8,7 +8,6 @@
        .sect .text
 
 .exg:
-       save [r2,r3]
        addr 8(sp), r3
        movd r3, r2
        addd r0, r3
@@ -19,5 +18,4 @@
        addr 4(r2), r2
        addr 4(r3), r3
        acbd -4, r0, 1b
-       restore[r2,r3]
        ret 0

diff --git a/mach/ns/libem/los.s b/mach/ns/libem/los.s
index fc50082..301c17f 100644 (file)
--- a/mach/ns/libem/los.s
+++ b/mach/ns/libem/los.s
@@ -8,7 +8,7 @@
        .sect .text
 
 .los:
-       movd tos, r7
+       movd tos, r3
        movd tos, r0
        movd tos, r1
        cmpqd 1, r0
@@ -21,7 +21,7 @@
        movd 0(r1), tos
        acbd -4, r0, 3b
 4:
-       movd r7, tos
+       movd r3, tos
        ret 0
 1:     
        movzbd 0(r1), tos

diff --git a/mach/ns/libem/strhp.s b/mach/ns/libem/strhp.s
index e0dcd7a..96ce2cf 100644 (file)
--- a/mach/ns/libem/strhp.s
+++ b/mach/ns/libem/strhp.s
@@ -6,9 +6,9 @@
 
 
 .strhp:
-       movd    tos,r7
+       movd    tos,r3
        movd    tos,r0
-       movd    r7,tos
+       movd    r3,tos
        movd    r0,@.reghp
 !      cmpd    r0,@.limhp
 !      blo     I2

diff --git a/mach/ns/libem/sts.s b/mach/ns/libem/sts.s
index 84b4145..4876fc8 100644 (file)
--- a/mach/ns/libem/sts.s
+++ b/mach/ns/libem/sts.s
@@ -8,7 +8,7 @@
        .sect .text
 
 .sts:
-       movd tos, r7
+       movd tos, r3
        movd tos, r0
        movd tos, r1
        cmpqd 1, r0
@@ -20,7 +20,7 @@
        addqd 4, r1
        acbd -4, r0, 3b
 4:
-       movd r7, tos
+       movd r3, tos
        ret 0
 1:     
        movb tos, 0(r1)