//Original:/proj/frio/dv/testcases/core/c_dsp32alu_mix/c_dsp32alu_mix.dsp // Spec Reference: dsp32alu mix # mach: bfin .include "testutils.inc" start R0 = 0; ASTAT = R0; // ALU operations include parallel addition, subtraction, MAX, MIN, ABS on 16-bit // and 32-bit data. If an operation use a single ALU only, it uses ALU0. imm32 r2, 0x44445555; imm32 r3, 0x66667777; imm32 r4, 0x88889999; imm32 r5, 0xaaaabbbb; imm32 r6, 0xccccdddd; imm32 r7, 0xeeeeffff; imm32 r0, 0x456789ab; imm32 r1, 0x6789abcd; // Use only single ALU (ALU0 only), with saturation (S) R2 = R1 + R0 (NS); /* 0xACF13578 */ R3 = R2 + R0 (NS); /* 0xACF13578 */ CHECKREG r2, 0xACF13578; CHECKREG r3, 0xF258BF23; R2 = R1 + R0 (S); /* 0x7FFFFFFF */ R3 = R1 - R0 (NS); /* 0x22222222 */ R4.L = R1.L + R0.L (NS); /* 0x88883578 */ R5.L = R1.L + R0.H (NS); /* 0xAAAAF134 */ R6.L = R1.H + R0.L (NS); /* 0xCCCCF134 */ R7.L = R1.H + R0.H (NS); /* 0xEEEEACF0 */ CHECKREG r2, 0x7FFFFFFF; CHECKREG r3, 0x22222222; CHECKREG r4, 0x88883578; CHECKREG r5, 0xAAAAF134; CHECKREG r6, 0xCCCCF134; CHECKREG r7, 0xEEEEACF0; R4.H = R1.L + R0.L (S); /* 0x80003578 */ R5.H = R1.L + R0.H (S); /* 0xF134F134 */ R6.H = R1.H + R0.L (S); /* 0xF134F134 */ CHECKREG r4, 0x80003578; CHECKREG r5, 0xF134F134; CHECKREG r6, 0xF134F134; R4.H = R1.L + R0.L (S); /* 0x80003578 */ R5.H = R1.L + R0.H (S); /* 0xF134F134 */ R6.H = R1.H + R0.L (S); /* 0xF134F134 */ CHECKREG r4, 0x80003578; /* 0x */ CHECKREG r5, 0xF134F134; /* 0x */ CHECKREG r6, 0xF134F134; /* 0x */ R4.H = R1.L + R0.L (S); /* 0x80003578 */ R5.H = R1.L + R0.H (S); /* 0xF134F134 */ R6.H = R1.H + R0.L (S); /* 0xF134F134 */ R7.H = R1.H + R0.H (S); /* 0x7FFFACF0 */ CHECKREG r4, 0x80003578; /* 0x */ CHECKREG r5, 0xF134F134; /* 0x */ CHECKREG r6, 0xF134F134; /* 0x */ CHECKREG r7, 0x7FFFACF0; /* 0x */ // Dual R2 = R0 +|+ R1 (SCO); /* 0x80007FFF */ R3 = R0 +|- R1 (S); /* 0x7FFFDDDE */ R4 = R0 -|+ R1 (SCO); /* 0x8000DDDE)*/ R5 = R0 -|- R1 (SCO); /* 0xDDDEDDDE */ CHECKREG r2, 0x80007FFF; CHECKREG r3, 0x7FFFDDDE; CHECKREG r4, 0x8000DDDE; CHECKREG r5, 0xDDDEDDDE; R2 = R0 +|+ R1, R3 = R0 -|- R1 (SCO); /* 0x */ CHECKREG r2, 0x7FFF8000; R4 = R0 +|- R1 , R5 = R0 -|+ R1 (CO); /* 0x */ R6 = R0 + R1, R7 = R0 - R1 (S); /* 0x */ CHECKREG r2, 0x7FFF8000; CHECKREG r3, 0xDDDEDDDE; CHECKREG r4, 0xACF0DDDE; CHECKREG r5, 0x3578DDDE; CHECKREG r6, 0x7FFFFFFF; CHECKREG r7, 0xDDDDDDDE; // Max min abs types R3 = MAX ( R0 , R1 ); /* 0x6789ABCD */ R4 = MIN ( R0 , R1 ); /* 0x456789AB */ R5 = ABS R0; /* 0x456789AB */ CHECKREG r3, 0x6789ABCD; CHECKREG r4, 0x456789AB; CHECKREG r5, 0x456789AB; R3 = MAX ( R0 , R1 ) (V); /* 0x6789ABCD */ R4 = MIN ( R0 , R1 ) (V); /* 0x456789AB */ R5 = ABS R0 (V); /* 0x45677655 */ CHECKREG r3, 0x6789ABCD; CHECKREG r4, 0x456789AB; CHECKREG r5, 0x45677655; // RND types R2.H = R2.L = SIGN(R0.H) * R1.H + SIGN(R0.L) * R1.L; R3.L = R0 + R1 (RND12); /* 0x */ R4.H = R0 - R1 (RND12); /* 0x */ R5.L = R0 + R1 (RND20); /* 0x */ R6.H = R0 - R1 (RND20); /* 0x */ R7.H = R1 (RND); /* 0x */ CHECKREG r2, 0xBBBCBBBC; CHECKREG r3, 0x67897FFF; CHECKREG r4, 0x800089AB; CHECKREG r5, 0x45670ACF; CHECKREG r6, 0xFDDEFFFF; CHECKREG r7, 0x678ADDDE; R7 = - R0 (V); /* 0x */ CHECKREG r7, 0xBA997655; // A0 & A1 types A0 = 0; A1 = 0; A0.L = R0.L; A0.H = R0.H; A0 = A1; A0.x = R0.L; A1.x = R0.L; R2.L = A0.x; /* 0x */ R3.L = A1.x; /* 0x */ R4 = ( A0 += A1 ); /* 0x */ R5.L = ( A0 += A1 ); /* 0x */ R5.H = ( A0 += A1 ); /* 0x */ CHECKREG r2, 0xBBBCffAB; /* 0x */ CHECKREG r3, 0x6789ffAB; /* 0x */ CHECKREG r4, 0x80000000; /* 0x */ CHECKREG r5, 0x80008000; /* 0x */ A0 += A1; A0 -= A1; R6 = A1.L + A1.H, R7 = A0.L + A0.H; /* 0x */ CHECKREG r6, 0x00000000; CHECKREG r7, 0x00000000; pass