mcpxru.cgs

gdb-6.8 Linux下的调试程序 最新版本

# frv testcase for mcpxru $GRi,$GRj,$GRk
# mach: all

	.include "testutils.inc"

	start

	.global mcpxru
mcpxru:
	set_fr_iimmed  	4,2,fr7		; multiply small numbers
	set_fr_iimmed  	5,3,fr8
	mcpxru      	fr7,fr8,acc0
	test_accg_immed 	0,accg0
	test_acc_immed 	14,acc0

	set_fr_iimmed  	1,2,fr7		; multiply by 1
	set_fr_iimmed  	3,1,fr8
	mcpxru      	fr7,fr8,acc0
	test_accg_immed 	0,accg0
	test_acc_immed 	1,acc0

	set_fr_iimmed  	0,2,fr7		; multiply by 0
	set_fr_iimmed  	2,0,fr8
	mcpxru      	fr7,fr8,acc0
	test_accg_immed 	0,accg0
	test_acc_immed 	0,acc0

	set_fr_iimmed 	0x3fff,1,fr7	; 15 bit result
	set_fr_iimmed  	2,0x0001,fr8
	mcpxru      	fr7,fr8,acc0
	test_accg_immed 	0,accg0
	test_acc_limmed	0x0000,0x7ffd,acc0

	set_fr_iimmed  	0x4000,1,fr7	; 16 bit result
	set_fr_iimmed  	4,0x0001,fr8
	mcpxru      	fr7,fr8,acc0
	test_accg_immed 	0,accg0
	test_acc_limmed	0x0000,0xffff,acc0

	set_fr_iimmed  	0x8000,1,fr7	; 17 bit result
	set_fr_iimmed  	4,0x0001,fr8
	mcpxru      	fr7,fr8,acc0
	test_accg_immed 	0,accg0
	test_acc_immed 	0x0001ffff,acc0

	set_fr_iimmed  	0x7fff,0x0000,fr7	; max positive result
	set_fr_iimmed  	0x7fff,0x7fff,fr8
	mcpxru      	fr7,fr8,acc0
	test_accg_immed 	0,accg0
	test_acc_immed 	0x3fff0001,acc0

	set_fr_iimmed  	0x8000,0x8000,fr7	; max positive result
	set_fr_iimmed  	0x8000,0x0000,fr8
	mcpxru      	fr7,fr8,acc0
	test_accg_immed 	0,accg0
	test_acc_limmed	0x4000,0x0000,acc0

	set_fr_iimmed  	0xffff,0x0000,fr7	; max positive result
	set_fr_iimmed  	0xffff,0xffff,fr8
	mcpxru      	fr7,fr8,acc0
	test_accg_immed 	0,accg0
	test_acc_limmed	0xfffe,0x0001,acc0

	set_fr_iimmed  	0x0000,0x0001,fr7	; saturation
	set_fr_iimmed  	0xffff,0x0001,fr8
	mcpxru      	fr7,fr8,acc0
	test_spr_bits	0x3c,2,0x8,msr0		; msr0.sie is set
	test_spr_bits	2,1,1,msr0		; msr0.ovf is set
	test_spr_bits	1,0,1,msr0		; msr0.aovf is set
	test_spr_bits	0x7000,12,1,msr0	; msr0.mtt is set
	test_accg_immed 	0,accg0
	test_acc_immed	0,acc0

	set_fr_iimmed  	0x0000,0xffff,fr7	; saturation
	set_fr_iimmed  	0xffff,0xffff,fr8
	mcpxru      	fr7,fr8,acc0
	test_spr_bits	0x3c,2,0x8,msr0		; msr0.sie is set
	test_spr_bits	2,1,1,msr0		; msr0.ovf is set
	test_spr_bits	1,0,1,msr0		; msr0.aovf is set
	test_spr_bits	0x7000,12,1,msr0	; msr0.mtt is set
	test_accg_immed 	0,accg0
	test_acc_immed	0,acc0

	set_fr_iimmed  	0xfffe,0xffff,fr7	; saturation
	set_fr_iimmed  	0xffff,0xffff,fr8
	mcpxru      	fr7,fr8,acc0
	test_spr_bits	0x3c,2,0x8,msr0		; msr0.sie is set
	test_spr_bits	2,1,1,msr0		; msr0.ovf is set
	test_spr_bits	1,0,1,msr0		; msr0.aovf is set
	test_spr_bits	0x7000,12,1,msr0	; msr0.mtt is set
	test_accg_immed 	0,accg0
	test_acc_immed	0,acc0

	pass