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#mach: crisv10 crisv32

#sim(crisv10): --hw-device "/rv/trace? true"

#sim(crisv32): --hw-device "/rv/trace? true"

#output: /rv: WD\n

#output: /rv: REG R 0xd0000032\n

#output: /rv: := 0xabcdef01\n

#output: /rv: IRQ 0x4\n

#output: /rv: REG R 0xd0000036\n

#output: /rv: := 0x76543210\n

#output: /rv: REG R 0xd0000030\n

#output: /rv: IRQ 0x0\n

#output: /rv: IRQ 0x8\n

#output: /rv: := 0xeeff4455\n

#output: /rv: REG R 0xd0000034\n

#output: /rv: := 0xdd001122\n

#output: /rv: REG R 0xd0000038\n

#output: /rv: := 0xaaeeff44\n

#output: /rv: REG R 0xd000003c\n

#output: /rv: := 0xff445511\n

#output: pass\n

# Test two successive ints; that flags are disabled when an interrupt

# is taken, and then automatically (or by register restore) enabled at

# return.

#r W,

#r r,a8832,abcdef01

#r I,4

#r r,a8836,76543210

#r I,0

#r I,8

#r r,a8830,eeff4455

#r r,a8834,dd001122

#r r,a8838,aaeeff44

#r r,a883c,ff445511

 .lcomm dummy,4

 .include "testutils.inc"

 start

 test_h_mem 0xabcdef01 0xd0000032

 moveq -1,$r4

 .if ..asm.arch.cris.v32

 move irqvec1,$ebp

 .else

 move irqvec1,$ibr

 .endif

 ei

 test_h_mem 0,dummy

 ; Here after the first interrupt, or perhaps the second interrupt is

 ; taken directly; leave it optional.  Anyway, the second interrupt

 ; should be taken no later than this branch.

 test_h_mem 0,dummy

killme:

 fail

irq0x33:

 .if ..asm.arch.cris.v32

 ; Nothing needed to save flags - "shift" should happen, and back at rfe.

 .else

 ; The missing sim support for interrupt-excluding instructions is matched

 ; by the flaw that sim doesn't service interrupts in straight code.

 ; So, we can use a sequence that would work on actual hardware.

 move $dccr,$r5

 di

 .endif

 test_h_mem 0x76543210 0xd0000036

 test_h_mem 0xeeff4455 0xd0000030

 test_h_mem 0xdd001122 0xd0000034

 moveq -22,$r4

 .if ..asm.arch.cris.v32

 move irqvec2,$ebp

 rete

 rfe

 .else

 move irqvec2,$ibr

 reti

 move $r5,$dccr

 .endif

 pass

irq0x34:

 test_h_mem 0xaaeeff44 0xd0000038

 test_h_mem 0xff445511 0xd000003c

 cmpq -22,$r4

 bne killme

 nop

 pass

 singlevec irqvec1,0x33,irq0x33

 singlevec irqvec2,0x34,irq0x34