umulicc.cgs

来自「gdb-6.8 Linux下的调试程序 最新版本」· CGS 代码 · 共 88 行

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

	.include "testutils.inc"

	start

	.global umulicc
umulicc:
	set_gr_immed   	3,gr7		; multiply small numbers
	set_icc         0x0f,0		; Set mask opposite of expected
	umulicc      	gr7,2,gr8,icc0
	test_icc	0 0 1 1 icc0
	test_gr_immed  	0,gr8
	test_gr_immed  	6,gr9

	set_gr_immed   	1,gr7		; multiply by 1
	set_icc         0x0e,0		; Set mask opposite of expected
	umulicc      	gr7,2,gr8,icc0
	test_icc	0 0 1 0 icc0
	test_gr_immed  	0,gr8
	test_gr_immed  	2,gr9

	set_gr_immed   	2,gr7		; multiply by 1
	set_icc         0x0f,0		; Set mask opposite of expected
	umulicc      	gr7,1,gr8,icc0
	test_icc	0 0 1 1 icc0
	test_gr_immed  	0,gr8
	test_gr_immed  	2,gr9

	set_gr_immed   	0,gr7		; multiply by 0
	set_icc         0x0b,0		; Set mask opposite of expected
	umulicc      	gr7,2,gr8,icc0
	test_icc	0 1 1 1 icc0
	test_gr_immed  	0,gr8
	test_gr_immed  	0,gr9

	set_gr_immed   	2,gr7		; multiply by 0
	set_icc         0x0a,0		; Set mask opposite of expected
	umulicc      	gr7,0,gr8,icc0
	test_icc	0 1 1 0 icc0
	test_gr_immed  	0,gr8
	test_gr_immed  	0,gr9

	set_gr_limmed 	0x3fff,0xffff,gr7	; 31 bit result
	set_icc         0x0f,0		; Set mask opposite of expected
	umulicc      	gr7,2,gr8,icc0
	test_icc	0 0 1 1 icc0
	test_gr_immed  	0,gr8
	test_gr_limmed 	0x7fff,0xfffe,gr9

	set_gr_limmed  	0x4000,0x0000,gr7	; 32 bit result
	set_icc         0x0e,0		; Set mask opposite of expected
	umulicc      	gr7,2,gr8,icc0
	test_icc	0 0 1 0 icc0
	test_gr_immed  	0,gr8
	test_gr_limmed 	0x8000,0x0000,gr9

	set_gr_limmed  	0x8000,0x0000,gr7	; 33 bit result
	set_icc         0x09,0		; Set mask opposite of expected
	umulicc      	gr7,2,gr8,icc0
	test_icc	0 0 0 1 icc0
	test_gr_immed  	1,gr8
	test_gr_immed  	0x00000000,gr9

	set_gr_limmed  	0x7fff,0xffff,gr7	; max positive result
	set_icc         0x0d,0		; Set mask opposite of expected
	umulicc      	gr7,0x1ff,gr8,icc0
	test_icc	0 0 0 1 icc0
	test_gr_immed 	0xff,gr8
	test_gr_limmed 	0x7fff,0xfe01,gr9

	set_gr_limmed  	0x8000,0x0000,gr7	; max positive result
	set_icc         0x09,0		; Set mask opposite of expected
	umulicc      	gr7,-512,gr8,icc0
	test_icc	0 0 0 1 icc0
	test_gr_limmed 	0x7fff,0xff00,gr8
	test_gr_limmed  0x0000,0x0000,gr9

	set_gr_limmed  	0xffff,0xffff,gr7	; max positive result
	set_icc         0x05,0		; Set mask opposite of expected
	umulicc      	gr7,-1,gr8,icc0
	test_icc	1 0 0 1 icc0
	test_gr_limmed 	0xffff,0xfffe,gr8
	test_gr_immed  	1,gr9

	pass