* sim/fr30/call.cgs: Test ret here as well.
* sim/fr30/ld.cgs: Remove bogus comment.
* sim/fr30/testutils.inc (save_rp,restore_rp): New macros.
* sim/fr30/div.ms: New testcase.
* sim/fr30/st.cgs: New testcase.
* sim/fr30/sth.cgs: New testcase.
* sim/fr30/stb.cgs: New testcase.
* sim/fr30/mov.cgs: New testcase.
* sim/fr30/jmp.cgs: New testcase.
* sim/fr30/ret.cgs: New testcase.
* sim/fr30/int.cgs: New testcase.
+1998-12-14 Dave Brolley <brolley@cygnus.com>
+
+ * sim/fr30/call.cgs: Test ret here as well.
+ * sim/fr30/ld.cgs: Remove bogus comment.
+ * sim/fr30/testutils.inc (save_rp,restore_rp): New macros.
+ * sim/fr30/div.ms: New testcase.
+ * sim/fr30/st.cgs: New testcase.
+ * sim/fr30/sth.cgs: New testcase.
+ * sim/fr30/stb.cgs: New testcase.
+ * sim/fr30/mov.cgs: New testcase.
+ * sim/fr30/jmp.cgs: New testcase.
+ * sim/fr30/ret.cgs: New testcase.
+ * sim/fr30/int.cgs: New testcase.
+
Thu Dec 10 18:46:25 1998 Dave Brolley <brolley@cygnus.com>
* sim/fr30/div0s.cgs: New testcase.
--- /dev/null
+# fr30 testcase for division
+# mach(): fr30
+
+ .include "testutils.inc"
+
+ START
+
+ .text
+ .global div
+div:
+ ; example 1 from div0s the manual
+ mvi_h_gr 0x01234567,r2
+ mvi_h_dr 0xdeadbeef,mdh
+ mvi_h_dr 0xfedcba98,mdl
+ div0s r2
+ div1 r2
+ div1 r2
+ div1 r2
+ div1 r2
+ div1 r2
+ div1 r2
+ div1 r2
+ div1 r2
+ div1 r2
+ div1 r2
+ div1 r2
+ div1 r2
+ div1 r2
+ div1 r2
+ div1 r2
+ div1 r2
+ div1 r2
+ div1 r2
+ div1 r2
+ div1 r2
+ div1 r2
+ div1 r2
+ div1 r2
+ div1 r2
+ div1 r2
+ div1 r2
+ div1 r2
+ div1 r2
+ div1 r2
+ div1 r2
+ div1 r2
+ div1 r2
+ div2 r2
+ div3
+ div4s
+ test_h_gr 0x01234567,r2
+ test_h_dr 0xffffffff,mdh
+ test_h_dr 0xffffffff,mdl
+ test_dbits 0x3
+
+ ; example 2 from div0s the manual
+ mvi_h_dr 0xdeadbeef,mdh
+ mvi_h_dr 0xfedcba98,mdl
+ mvi_h_gr 0x1234567,r2
+ mvi_h_gr 1,r0
+ mvi_h_gr 32,r1
+ div0s r2
+loop1: sub r0,r1
+ bne:d loop1
+ div1 r2
+ div2 r2
+ div3
+ div4s
+ test_h_gr 0x01234567,r2
+ test_h_dr 0xffffffff,mdh
+ test_h_dr 0xffffffff,mdl
+ test_dbits 0x3
+
+ ; example 1 from div0u in the manual
+ mvi_h_gr 0x01234567,r2
+ mvi_h_dr 0xdeadbeef,mdh
+ mvi_h_dr 0xfedcba98,mdl
+ div0u r2
+ div1 r2
+ div1 r2
+ div1 r2
+ div1 r2
+ div1 r2
+ div1 r2
+ div1 r2
+ div1 r2
+ div1 r2
+ div1 r2
+ div1 r2
+ div1 r2
+ div1 r2
+ div1 r2
+ div1 r2
+ div1 r2
+ div1 r2
+ div1 r2
+ div1 r2
+ div1 r2
+ div1 r2
+ div1 r2
+ div1 r2
+ div1 r2
+ div1 r2
+ div1 r2
+ div1 r2
+ div1 r2
+ div1 r2
+ div1 r2
+ div1 r2
+ div1 r2
+ test_h_gr 0x01234567,r2
+ test_h_dr 0x00000078,mdh
+ test_h_dr 0x000000e0,mdl
+ test_dbits 0x0
+
+ ; example 2 from div0u in the manual
+ mvi_h_dr 0xdeadbeef,mdh
+ mvi_h_dr 0xfedcba98,mdl
+ mvi_h_gr 0x1234567,r2
+ mvi_h_gr 1,r0
+ mvi_h_gr 32,r1
+ div0u r2
+loop2: sub r0,r1
+ bne:d loop2
+ div1 r2
+ test_h_gr 0x01234567,r2
+ test_h_dr 0x00000078,mdh
+ test_h_dr 0x000000e0,mdl
+ test_dbits 0x0
+
+ pass
--- /dev/null
+# fr30 testcase for add $u8
+# mach(): fr30
+
+ .include "testutils.inc"
+
+ START
+
+ .text
+ .global add
+add:
+ ; Test add $Rj,$Ri
+ mvi_h_gr 1,r7
+ mvi_h_gr 2,r8
+ set_cc 0x0f ; Set mask opposite of expected
+ add r7,r8
+ test_cc 0 0 0 0
+ test_h_gr 3,r8
+
+
+ pass
--- /dev/null
+# fr30 testcase for jmp @$Ri
+# mach(): fr30
+
+ .include "testutils.inc"
+
+ START
+
+ .text
+ .global jmp
+
+ ; Test jmp $Ri
+ mvi_h_gr #func1,r0
+ set_cc 0x0f ; condition codes shouldn't change
+jmp1:
+ jmp @r0
+ fail
+func1:
+ test_cc 1 1 1 1
+ mvi_h_gr #func2,r0
+ set_cc 0x0f ; condition codes shouldn't change
+jmp2:
+ jmp:d @r0
+ ldi:8 1,r0 ; Must assume this works
+ fail
+func2:
+ test_cc 1 1 1 1
+ testr_h_gr 1,r0
+
+ pass
--- /dev/null
+# fr30 testcase for mov $Rj,$Ri
+# mach(): fr30
+
+ .include "testutils.inc"
+
+ START
+
+ .text
+ .global mov
+mov:
+ ; Test mov $Rj,$Ri
+ mvi_h_gr 1,r7
+ mvi_h_dr 0xa,tbr
+ mvi_h_dr 0xb,rp
+ mvi_h_dr 0xc,mdh
+ mvi_h_dr 0xd,mdl
+ mvr_h_gr sp,ssp
+ mvr_h_gr sp,usp
+
+ mov r7,r7
+ set_cc 0x0f ; Condition codes should not change
+ test_cc 1 1 1 1
+ test_h_gr 1,r7
+
+ mov r7,r8
+ set_cc 0x0e ; Condition codes should not change
+ test_cc 1 1 1 0
+ test_h_gr 1,r7
+ test_h_gr 1,r8
+
+ ; Test mov $Rs,$Ri
+ set_cc 0x0d ; Condition codes should not change
+ mov tbr,r7
+ test_cc 1 1 0 1
+ test_h_gr 0xa,r7
+
+ set_cc 0x0c ; Condition codes should not change
+ mov rp,r7
+ test_cc 1 1 0 0
+ test_h_gr 0xb,r7
+
+ set_cc 0x0b ; Condition codes should not change
+ mov mdh,r7
+ test_cc 1 0 1 1
+ test_h_gr 0xc,r7
+
+ set_cc 0x0a ; Condition codes should not change
+ mov mdl,r7
+ test_cc 1 0 1 0
+ test_h_gr 0xd,r7
+
+ set_cc 0x09 ; Condition codes should not change
+ mov usp,r7
+ test_cc 1 0 0 1
+ testr_h_gr sp,r7
+
+ set_cc 0x08 ; Condition codes should not change
+ mov ssp,r7
+ test_cc 1 0 0 0
+ testr_h_gr sp,r7
+
+ ; Test mov $Ri,$Rs
+ set_cc 0x07 ; Condition codes should not change
+ mov r8,tbr
+ test_cc 0 1 1 1
+ test_h_dr 0x1,tbr
+
+ set_cc 0x06 ; Condition codes should not change
+ mov r8,rp
+ test_cc 0 1 1 0
+ test_h_dr 0x1,rp
+
+ set_cc 0x05 ; Condition codes should not change
+ mov r8,mdh
+ test_cc 0 1 0 1
+ test_h_dr 0x1,mdh
+
+ set_cc 0x04 ; Condition codes should not change
+ mov r8,mdl
+ test_cc 0 1 0 0
+ test_h_dr 0x1,mdl
+
+ set_cc 0x03 ; Condition codes should not change
+ mov r8,ssp
+ test_cc 0 0 1 1
+ test_h_dr 0x1,ssp
+
+ set_cc 0x02 ; Condition codes should not change
+ mov r8,usp
+ test_cc 0 0 1 0
+ test_h_dr 0x1,usp
+
+ ; Test mov $PS,$Ri
+ set_cc 0x01 ; Condition codes affect result
+ set_dbits 0x3
+ mov ps,r7
+ test_cc 0 0 0 1
+ test_h_gr 0x00000601,r7
+
+ ; Test mov $Ri,PS
+ set_cc 0x01 ; Set opposite of expected
+ set_dbits 0x1 ; Set opposite of expected
+ mvi_h_gr 0x0000040e,r7
+ mov r7,PS
+ test_cc 1 1 1 0
+ test_dbits 0x2
+
+ pass
--- /dev/null
+# fr30 testcase for call @$Ri
+# mach(): fr30
+
+ .include "testutils.inc"
+
+ START
+
+ .text
+ .global call
+
+ ; Test call $Ri
+ mvi_h_gr 0xdeadbeef,r9
+ mvi_h_gr #func1,r0
+ set_cc 0x0f ; condition codes shouldn't change
+call1:
+ call @r0
+ test_h_gr 0xbeefdead,r9
+ pass
+
+func1:
+ test_cc 1 1 1 1
+ mvi_h_gr #call1,r7
+ inci_h_gr 2,r7
+ testr_h_dr r7,rp
+ save_rp
+
+ mvi_h_gr #func2,r0
+ set_cc 0x0f ; condition codes shouldn't change
+call2:
+ call:d @r0
+ ldi:8 1,r0 ; Must assume this works
+ restore_rp
+ ret
+func2:
+ test_cc 1 1 1 1
+ mvi_h_gr #call2,r7
+ inci_h_gr 4,r7
+ testr_h_dr r7,rp
+ testr_h_gr 1,r0
+ save_rp
+
+ set_cc 0x0f ; condition codes shouldn't change
+call3:
+ call func3
+ restore_rp
+ ret
+func3:
+ test_cc 1 1 1 1
+ mvi_h_gr #call3,r7
+ inci_h_gr 2,r7
+ testr_h_dr r7,rp
+ save_rp
+
+ set_cc 0x0f ; condition codes shouldn't change
+call4:
+ call:d func4
+ ldi:8 1,r0 ; Must assume this works
+ restore_rp
+ ret
+func4:
+ test_cc 1 1 1 1
+ mvi_h_gr #call4,r7
+ inci_h_gr 4,r7
+ testr_h_dr r7,rp
+ testr_h_gr 1,r0
+ mvi_h_gr 0xbeefdead,r9
+ ret
+
+ fail
--- /dev/null
+# fr30 testcase for
+# mach(): fr30
+# st $Ri,@$Rj
+
+ .include "testutils.inc"
+
+ START
+
+ .text
+ .global st
+st:
+ mvr_h_gr sp,r9 ; Save stack pointer
+ ; Test st $Ri,@Rj
+ mvi_h_gr 0xdeadbeef,r8
+ set_cc 0x0f ; Condition codes should not change
+ st r8,@sp
+ test_cc 1 1 1 1
+ test_h_mem 0xdeadbeef,sp
+ test_h_gr 0xdeadbeef,r8
+
+ ; Test st $Ri,@(R13,Rj)
+ mvi_h_gr 0xbeefdead,r8
+ mvr_h_gr sp,r1
+ inci_h_gr -8,sp
+ mvr_h_gr sp,r2
+ inci_h_gr 4,sp
+
+ mvi_h_gr 4,r13
+ set_cc 0x0e ; Condition codes should not change
+ st r8,@(r13,sp)
+ test_cc 1 1 1 0
+ test_h_mem 0xbeefdead,r1
+ test_h_gr 0xbeefdead,r8
+
+ mvi_h_gr 0,r13
+ set_cc 0x0d ; Condition codes should not change
+ st r8,@(r13,sp)
+ test_cc 1 1 0 1
+ test_h_mem 0xbeefdead,sp
+ test_h_gr 0xbeefdead,r8
+
+ mvi_h_gr -4,r13
+ set_cc 0x0c ; Condition codes should not change
+ st r8,@(r13,sp)
+ test_cc 1 1 0 0
+ test_h_mem 0xbeefdead,r2
+ test_h_gr 0xbeefdead,r8
+
+ ; Test st $Ri,@(R14,$disp10)
+ mvi_h_gr 0xdeadbeef,r8
+ mvr_h_gr r9,sp ; Restore stack pointer
+ mvr_h_gr sp,r14
+ inci_h_gr -508,r14
+ mvr_h_gr r14,r2
+ inci_h_gr -512,r14
+ mvr_h_gr r14,r3
+ inci_h_gr 512,r14
+
+ set_cc 0x0b ; Condition codes should not change
+ st r8,@(r14,508)
+ test_cc 1 0 1 1
+ test_h_mem 0xdeadbeef,r1
+ test_h_gr 0xdeadbeef,r8
+
+ set_cc 0x0a ; Condition codes should not change
+ st r8,@(r14,0)
+ test_cc 1 0 1 0
+ test_h_mem 0xdeadbeef,r2
+ test_h_gr 0xdeadbeef,r8
+
+ set_cc 0x09 ; Condition codes should not change
+ st r8,@(r14,-512)
+ test_cc 1 0 0 1
+ test_h_mem 0xdeadbeef,r3
+ test_h_gr 0xdeadbeef,r8
+
+ ; Test st $Ri,@(R15,$udisp6)
+ mvi_h_gr 0xbeefdead,r8
+ mvr_h_gr r9,sp ; Restore stack pointer
+ inci_h_gr -60,sp
+
+ set_cc 0x08 ; Condition codes should not change
+ st r8,@(r15,60)
+ test_cc 1 0 0 0
+ test_h_mem 0xbeefdead,r9
+ test_h_gr 0xbeefdead,r8
+
+ set_cc 0x07 ; Condition codes should not change
+ st r8,@(r15,0)
+ test_cc 0 1 1 1
+ test_h_mem 0xbeefdead,r9
+ test_h_gr 0xbeefdead,r8
+
+ ; Test st $Ri,@-R15
+ mvr_h_gr r9,sp ; Restore stack pointer
+ mvr_h_gr r9,r10
+
+ set_cc 0x06 ; Condition codes should not change
+ st r15,@-r15
+ test_cc 0 1 1 0
+ testr_h_mem r9,sp ; original value stored
+ inci_h_gr -4,r10
+ testr_h_gr r10,sp ; was decremented
+
+ mvi_h_gr 0xdeadbeef,r8
+ set_cc 0x05 ; Condition codes should not change
+ st r8,@-r15
+ test_cc 0 1 0 1
+ test_h_mem 0xdeadbeef,sp
+ test_h_gr 0xdeadbeef,r8
+ inci_h_gr -4,r10
+ testr_h_gr r10,sp ; was decremented
+
+ ; Test st $Rs,@-R15
+ mvr_h_gr r9,sp ; Restore stack pointer
+ mvr_h_gr r9,r10
+ mvi_h_dr 0xbeefdead,tbr
+ mvi_h_dr 0xdeadbeef,rp
+ mvi_h_dr 0x0000dead,mdh
+ mvi_h_dr 0xbeef0000,mdl
+
+ set_cc 0x04 ; Condition codes should not change
+ st tbr,@-r15
+ test_cc 0 1 0 0
+ test_h_mem 0xbeefdead,sp
+ inci_h_gr -4,r10
+ testr_h_gr r10,sp ; was decremented
+
+ set_cc 0x03 ; Condition codes should not change
+ st rp,@-r15
+ test_cc 0 0 1 1
+ test_h_mem 0xdeadbeef,sp
+ inci_h_gr -4,r10
+ testr_h_gr r10,sp ; was decremented
+
+ set_cc 0x02 ; Condition codes should not change
+ st mdh,@-r15
+ test_cc 0 0 1 0
+ test_h_mem 0x0000dead,sp
+ inci_h_gr -4,r10
+ testr_h_gr r10,sp ; was decremented
+
+ set_cc 0x01 ; Condition codes should not change
+ st mdl,@-r15
+ test_cc 0 0 0 1
+ test_h_mem 0xbeef0000,sp
+ inci_h_gr -4,r10
+ testr_h_gr r10,sp ; was decremented
+
+ mvr_h_gr sp,usp
+ set_s_user
+ set_cc 0x00 ; Condition codes should not change
+ st ssp,@-r15
+ test_cc 0 0 0 0
+ testr_h_mem r10,sp
+ inci_h_gr -4,r10
+ testr_h_gr r10,sp ; was decremented
+
+ set_cc 0x00 ; Condition codes should not change
+ st usp,@-r15
+ test_cc 0 0 0 0
+ testr_h_mem r10,sp ; original value stored
+ inci_h_gr -4,r10
+ testr_h_gr r10,sp ; was decremented
+
+ mvr_h_gr sp,ssp
+ set_s_system
+ set_cc 0x00 ; Condition codes should not change
+ st usp,@-r15
+ test_cc 0 0 0 0
+ testr_h_mem r10,sp
+ inci_h_gr -4,r10
+ testr_h_gr r10,sp ; was decremented
+
+ set_cc 0x00 ; Condition codes should not change
+ st ssp,@-r15
+ test_cc 0 0 0 0
+ testr_h_mem r10,sp ; original value stored
+ inci_h_gr -4,r10
+ testr_h_gr r10,sp ; was decremented
+
+ ; Test st $PS,@-R15
+ mvr_h_gr r9,sp ; Restore stack pointer
+ mvr_h_gr r9,r10
+
+ set_cc 0x0f ; Condition codes affect result
+ set_dbits 3 ; Division bits affect result
+ st ps,@-r15
+ test_cc 1 1 1 1
+ test_h_mem 0x0000060f,sp
+ inci_h_gr -4,r10
+ testr_h_gr r10,sp ; was decremented
+
+ pass
--- /dev/null
+# fr30 testcase for
+# mach(): fr30
+# stb $Ri,@$Rj
+
+ .include "testutils.inc"
+
+ START
+
+ .text
+ .global stb
+stb:
+ mvr_h_gr sp,r9 ; Save stack pointer
+ ; Test stb $Ri,@Rj
+ mvi_h_mem 0xdeadbeef,sp
+ mvi_h_gr 0xaaaaaafe,r8
+ set_cc 0x0f ; Condition codes should not change
+ stb r8,@sp
+ test_cc 1 1 1 1
+ test_h_mem 0xfeadbeef,sp
+ test_h_gr 0xaaaaaafe,r8
+
+ ; Test stb $Ri,@(R13,Rj)
+ mvi_h_mem 0xbeefdead,sp
+ mvi_h_gr 0xaaaaaade,r8
+ mvr_h_gr sp,r1
+ inci_h_gr -8,sp
+ mvr_h_gr sp,r2
+ mvi_h_mem 0xbeefdead,sp
+ inci_h_gr 4,sp
+ mvi_h_mem 0xbeefdead,sp
+
+ mvi_h_gr 4,r13
+ set_cc 0x0e ; Condition codes should not change
+ stb r8,@(r13,sp)
+ test_cc 1 1 1 0
+ test_h_mem 0xdeefdead,r1
+ test_h_gr 0xaaaaaade,r8
+
+ mvi_h_gr 0,r13
+ set_cc 0x0d ; Condition codes should not change
+ stb r8,@(r13,sp)
+ test_cc 1 1 0 1
+ test_h_mem 0xdeefdead,sp
+ test_h_gr 0xaaaaaade,r8
+
+ mvi_h_gr -4,r13
+ set_cc 0x0c ; Condition codes should not change
+ stb r8,@(r13,sp)
+ test_cc 1 1 0 0
+ test_h_mem 0xdeefdead,r2
+ test_h_gr 0xaaaaaade,r8
+
+ ; Test stb $Ri,@(R14,$disp8
+ mvr_h_gr r9,sp ; Restore stack pointer
+ mvi_h_gr 0xaaaaaafe,r8
+ mvi_h_mem 0xdeadbeef,sp
+ mvr_h_gr sp,r14
+ inci_h_gr -127,r14
+ mvr_h_gr r14,r2
+ mvi_h_mem 0xdeadbeef,r14
+ inci_h_gr -128,r14
+ mvr_h_gr r14,r3
+ mvi_h_mem 0xdeadbeef,r14
+ inci_h_gr 128,r14
+
+ set_cc 0x0b ; Condition codes should not change
+ stb r8,@(r14,127)
+ test_cc 1 0 1 1
+ test_h_mem 0xfeadbeef,r1
+ test_h_gr 0xaaaaaafe,r8
+
+ set_cc 0x0a ; Condition codes should not change
+ stb r8,@(r14,0)
+ test_cc 1 0 1 0
+ test_h_mem 0xfeadbeef,r2
+ test_h_gr 0xaaaaaafe,r8
+
+ set_cc 0x09 ; Condition codes should not change
+ stb r8,@(r14,-128)
+ test_cc 1 0 0 1
+ test_h_mem 0xfeadbeef,r3
+ test_h_gr 0xaaaaaafe,r8
+
+ pass
--- /dev/null
+# fr30 testcase for
+# mach(): fr30
+# sth $Ri,@$Rj
+
+ .include "testutils.inc"
+
+ START
+
+ .text
+ .global sth
+sth:
+ mvr_h_gr sp,r9 ; Save stack pointer
+ ; Test sth $Ri,@Rj
+ mvi_h_mem 0xdeadbeef,sp
+ mvi_h_gr 0xaaaabeef,r8
+ set_cc 0x0f ; Condition codes should not change
+ sth r8,@sp
+ test_cc 1 1 1 1
+ test_h_mem 0xbeefbeef,sp
+ test_h_gr 0xaaaabeef,r8
+
+ ; Test sth $Ri,@(R13,Rj)
+ mvi_h_mem 0xbeefdead,sp
+ mvi_h_gr 0xaaaadead,r8
+ mvr_h_gr sp,r1
+ inci_h_gr -8,sp
+ mvr_h_gr sp,r2
+ mvi_h_mem 0xbeefdead,sp
+ inci_h_gr 4,sp
+ mvi_h_mem 0xbeefdead,sp
+
+ mvi_h_gr 4,r13
+ set_cc 0x0e ; Condition codes should not change
+ sth r8,@(r13,sp)
+ test_cc 1 1 1 0
+ test_h_mem 0xdeaddead,r1
+ test_h_gr 0xaaaadead,r8
+
+ mvi_h_gr 0,r13
+ set_cc 0x0d ; Condition codes should not change
+ sth r8,@(r13,sp)
+ test_cc 1 1 0 1
+ test_h_mem 0xdeaddead,sp
+ test_h_gr 0xaaaadead,r8
+
+ mvi_h_gr -4,r13
+ set_cc 0x0c ; Condition codes should not change
+ sth r8,@(r13,sp)
+ test_cc 1 1 0 0
+ test_h_mem 0xdeaddead,r2
+ test_h_gr 0xaaaadead,r8
+
+ ; Test sth $Ri,@(R14,$disp9)
+ mvr_h_gr r9,sp ; Restore stack pointer
+ mvi_h_gr 0xaaaabeef,r8
+ mvi_h_mem 0xdeadbeef,sp
+ mvr_h_gr sp,r14
+ inci_h_gr -254,r14
+ mvr_h_gr r14,r2
+ mvi_h_mem 0xdeadbeef,r14
+ inci_h_gr -256,r14
+ mvr_h_gr r14,r3
+ mvi_h_mem 0xdeadbeef,r14
+ inci_h_gr 256,r14
+
+ set_cc 0x0b ; Condition codes should not change
+ sth r8,@(r14,254)
+ test_cc 1 0 1 1
+ test_h_mem 0xbeefbeef,r1
+ test_h_gr 0xaaaabeef,r8
+
+ set_cc 0x0a ; Condition codes should not change
+ sth r8,@(r14,0)
+ test_cc 1 0 1 0
+ test_h_mem 0xbeefbeef,r2
+ test_h_gr 0xaaaabeef,r8
+
+ set_cc 0x09 ; Condition codes should not change
+ sth r8,@(r14,-256)
+ test_cc 1 0 0 1
+ test_h_mem 0xbeefbeef,r3
+ test_h_gr 0xaaaabeef,r8
+
+ pass
.global _start
_start:
ldi32 0x7fffc,sp ; TODO -- what's a good value for this?
+ mov sp,usp
+ mov sp,ssp
.endm
; Exit with return code
and r4,r0
test_h_gr \val,r0
.endm
+
+; Save the return pointer
+ .macro save_rp
+ st rp,@-R15
+ .ENDM
+
+; restore the return pointer
+ .macro restore_rp
+ ld @R15+,rp
+ .endm
projects / external / binutils.git / commitdiff