# fr30 testcase for mulu $Rj,$Ri # mach(): fr30 .include "testutils.inc" START .text .global mulu mulu: ; Test mulu $Rj,$Ri ; Positive operands mvi_h_gr 3,r7 ; multiply small numbers mvi_h_gr 2,r8 set_cc 0x0f ; Set mask opposite of expected mulu r7,r8 test_cc 0 0 0 1 test_h_dr 0,mdh test_h_dr 6,mdl mvi_h_gr 1,r7 ; multiply by 1 mvi_h_gr 2,r8 set_cc 0x0e ; Set mask opposite of expected mulu r7,r8 test_cc 0 0 0 0 test_h_dr 0,mdh test_h_dr 2,mdl mvi_h_gr 2,r7 ; multiply by 1 mvi_h_gr 1,r8 set_cc 0x0f ; Set mask opposite of expected mulu r7,r8 test_cc 0 0 0 1 test_h_dr 0,mdh test_h_dr 2,mdl mvi_h_gr 0,r7 ; multiply by 0 mvi_h_gr 2,r8 set_cc 0x0b ; Set mask opposite of expected mulu r7,r8 test_cc 0 1 0 1 test_h_dr 0,mdh test_h_dr 0,mdl mvi_h_gr 2,r7 ; multiply by 0 mvi_h_gr 0,r8 set_cc 0x0a ; Set mask opposite of expected mulu r7,r8 test_cc 0 1 0 0 test_h_dr 0,mdh test_h_dr 0,mdl mvi_h_gr 0x3fffffff,r7 ; 31 bit result mvi_h_gr 2,r8 set_cc 0x0f ; Set mask opposite of expected mulu r7,r8 test_cc 0 0 0 1 test_h_dr 0,mdh test_h_dr 0x7ffffffe,mdl mvi_h_gr 0x40000000,r7 ; 32 bit result mvi_h_gr 2,r8 set_cc 0x0e ; Set mask opposite of expected mulu r7,r8 test_cc 0 0 0 0 test_h_dr 0,mdh test_h_dr 0x80000000,mdl mvi_h_gr 0x80000000,r7 ; 33 bit result mvi_h_gr 2,r8 set_cc 0x09 ; Set mask opposite of expected mulu r7,r8 test_cc 0 1 1 1 test_h_dr 1,mdh test_h_dr 0x00000000,mdl mvi_h_gr 0x7fffffff,r7 ; max positive result mvi_h_gr 0x7fffffff,r8 set_cc 0x0d ; Set mask opposite of expected mulu r7,r8 test_cc 0 0 1 1 test_h_dr 0x3fffffff,mdh test_h_dr 0x00000001,mdl mvi_h_gr 0x80000000,r7 ; max positive result mvi_h_gr 0x80000000,r8 set_cc 0x09 ; Set mask opposite of expected mulu r7,r8 test_cc 0 1 1 1 test_h_dr 0x40000000,mdh test_h_dr 0x00000000,mdl mvi_h_gr 0xffffffff,r7 ; max positive result mvi_h_gr 0xffffffff,r8 set_cc 0x05 ; Set mask opposite of expected mulu r7,r8 test_cc 1 0 1 1 test_h_dr 0xfffffffe,mdh test_h_dr 0x00000001,mdl pass