// See LICENSE for license details. #ifndef __TEST_MACROS_SCALAR_H #define __TEST_MACROS_SCALAR_H #----------------------------------------------------------------------- # Helper macros #----------------------------------------------------------------------- #define MASK_XLEN(x) ((x) & ((1 << (__riscv_xlen - 1) << 1) - 1)) #define TEST_CASE( testnum, testreg, correctval, code... ) \ test_ ## testnum: \ code; \ li x29, MASK_XLEN(correctval); \ li TESTNUM, testnum; \ bne testreg, x29, fail; # We use a macro hack to simpify code generation for various numbers # of bubble cycles. #define TEST_INSERT_NOPS_0 #define TEST_INSERT_NOPS_1 nop; TEST_INSERT_NOPS_0 #define TEST_INSERT_NOPS_2 nop; TEST_INSERT_NOPS_1 #define TEST_INSERT_NOPS_3 nop; TEST_INSERT_NOPS_2 #define TEST_INSERT_NOPS_4 nop; TEST_INSERT_NOPS_3 #define TEST_INSERT_NOPS_5 nop; TEST_INSERT_NOPS_4 #define TEST_INSERT_NOPS_6 nop; TEST_INSERT_NOPS_5 #define TEST_INSERT_NOPS_7 nop; TEST_INSERT_NOPS_6 #define TEST_INSERT_NOPS_8 nop; TEST_INSERT_NOPS_7 #define TEST_INSERT_NOPS_9 nop; TEST_INSERT_NOPS_8 #define TEST_INSERT_NOPS_10 nop; TEST_INSERT_NOPS_9 #----------------------------------------------------------------------- # RV64UI MACROS #----------------------------------------------------------------------- #----------------------------------------------------------------------- # Tests for instructions with immediate operand #----------------------------------------------------------------------- #define SEXT_IMM(x) ((x) | (-(((x) >> 11) & 1) << 11)) #define TEST_IMM_OP( testnum, inst, result, val1, imm ) \ TEST_CASE( testnum, x30, result, \ li x1, MASK_XLEN(val1); \ inst x30, x1, SEXT_IMM(imm); \ ) #define TEST_IMM_SRC1_EQ_DEST( testnum, inst, result, val1, imm ) \ TEST_CASE( testnum, x1, result, \ li x1, MASK_XLEN(val1); \ inst x1, x1, SEXT_IMM(imm); \ ) #define TEST_IMM_DEST_BYPASS( testnum, nop_cycles, inst, result, val1, imm ) \ TEST_CASE( testnum, x6, result, \ li x4, 0; \ 1: li x1, MASK_XLEN(val1); \ inst x30, x1, SEXT_IMM(imm); \ TEST_INSERT_NOPS_ ## nop_cycles \ addi x6, x30, 0; \ addi x4, x4, 1; \ li x5, 2; \ bne x4, x5, 1b \ ) #define TEST_IMM_SRC1_BYPASS( testnum, nop_cycles, inst, result, val1, imm ) \ TEST_CASE( testnum, x30, result, \ li x4, 0; \ 1: li x1, MASK_XLEN(val1); \ TEST_INSERT_NOPS_ ## nop_cycles \ inst x30, x1, SEXT_IMM(imm); \ addi x4, x4, 1; \ li x5, 2; \ bne x4, x5, 1b \ ) #define TEST_IMM_ZEROSRC1( testnum, inst, result, imm ) \ TEST_CASE( testnum, x1, result, \ inst x1, x0, SEXT_IMM(imm); \ ) #define TEST_IMM_ZERODEST( testnum, inst, val1, imm ) \ TEST_CASE( testnum, x0, 0, \ li x1, MASK_XLEN(val1); \ inst x0, x1, SEXT_IMM(imm); \ ) #----------------------------------------------------------------------- # Tests for an instruction with register operands #----------------------------------------------------------------------- #define TEST_R_OP( testnum, inst, result, val1 ) \ TEST_CASE( testnum, x30, result, \ li x1, val1; \ inst x30, x1; \ ) #define TEST_R_SRC1_EQ_DEST( testnum, inst, result, val1 ) \ TEST_CASE( testnum, x1, result, \ li x1, val1; \ inst x1, x1; \ ) #define TEST_R_DEST_BYPASS( testnum, nop_cycles, inst, result, val1 ) \ TEST_CASE( testnum, x6, result, \ li x4, 0; \ 1: li x1, val1; \ inst x30, x1; \ TEST_INSERT_NOPS_ ## nop_cycles \ addi x6, x30, 0; \ addi x4, x4, 1; \ li x5, 2; \ bne x4, x5, 1b \ ) #----------------------------------------------------------------------- # Tests for an instruction with register-register operands #----------------------------------------------------------------------- #define TEST_RR_OP( testnum, inst, result, val1, val2 ) \ TEST_CASE( testnum, x30, result, \ li x1, MASK_XLEN(val1); \ li x2, MASK_XLEN(val2); \ inst x30, x1, x2; \ ) #define TEST_RR_SRC1_EQ_DEST( testnum, inst, result, val1, val2 ) \ TEST_CASE( testnum, x1, result, \ li x1, MASK_XLEN(val1); \ li x2, MASK_XLEN(val2); \ inst x1, x1, x2; \ ) #define TEST_RR_SRC2_EQ_DEST( testnum, inst, result, val1, val2 ) \ TEST_CASE( testnum, x2, result, \ li x1, MASK_XLEN(val1); \ li x2, MASK_XLEN(val2); \ inst x2, x1, x2; \ ) #define TEST_RR_SRC12_EQ_DEST( testnum, inst, result, val1 ) \ TEST_CASE( testnum, x1, result, \ li x1, MASK_XLEN(val1); \ inst x1, x1, x1; \ ) #define TEST_RR_DEST_BYPASS( testnum, nop_cycles, inst, result, val1, val2 ) \ TEST_CASE( testnum, x6, result, \ li x4, 0; \ 1: li x1, MASK_XLEN(val1); \ li x2, MASK_XLEN(val2); \ inst x30, x1, x2; \ TEST_INSERT_NOPS_ ## nop_cycles \ addi x6, x30, 0; \ addi x4, x4, 1; \ li x5, 2; \ bne x4, x5, 1b \ ) #define TEST_RR_SRC12_BYPASS( testnum, src1_nops, src2_nops, inst, result, val1, val2 ) \ TEST_CASE( testnum, x30, result, \ li x4, 0; \ 1: li x1, MASK_XLEN(val1); \ TEST_INSERT_NOPS_ ## src1_nops \ li x2, MASK_XLEN(val2); \ TEST_INSERT_NOPS_ ## src2_nops \ inst x30, x1, x2; \ addi x4, x4, 1; \ li x5, 2; \ bne x4, x5, 1b \ ) #define TEST_RR_SRC21_BYPASS( testnum, src1_nops, src2_nops, inst, result, val1, val2 ) \ TEST_CASE( testnum, x30, result, \ li x4, 0; \ 1: li x2, MASK_XLEN(val2); \ TEST_INSERT_NOPS_ ## src1_nops \ li x1, MASK_XLEN(val1); \ TEST_INSERT_NOPS_ ## src2_nops \ inst x30, x1, x2; \ addi x4, x4, 1; \ li x5, 2; \ bne x4, x5, 1b \ ) #define TEST_RR_ZEROSRC1( testnum, inst, result, val ) \ TEST_CASE( testnum, x2, result, \ li x1, MASK_XLEN(val); \ inst x2, x0, x1; \ ) #define TEST_RR_ZEROSRC2( testnum, inst, result, val ) \ TEST_CASE( testnum, x2, result, \ li x1, MASK_XLEN(val); \ inst x2, x1, x0; \ ) #define TEST_RR_ZEROSRC12( testnum, inst, result ) \ TEST_CASE( testnum, x1, result, \ inst x1, x0, x0; \ ) #define TEST_RR_ZERODEST( testnum, inst, val1, val2 ) \ TEST_CASE( testnum, x0, 0, \ li x1, MASK_XLEN(val1); \ li x2, MASK_XLEN(val2); \ inst x0, x1, x2; \ ) #----------------------------------------------------------------------- # Test memory instructions #----------------------------------------------------------------------- #define TEST_LD_OP( testnum, inst, result, offset, base ) \ TEST_CASE( testnum, x30, result, \ la x1, base; \ inst x30, offset(x1); \ ) #define TEST_ST_OP( testnum, load_inst, store_inst, result, offset, base ) \ TEST_CASE( testnum, x30, result, \ la x1, base; \ li x2, result; \ store_inst x2, offset(x1); \ load_inst x30, offset(x1); \ ) #define TEST_LD_DEST_BYPASS( testnum, nop_cycles, inst, result, offset, base ) \ test_ ## testnum: \ li TESTNUM, testnum; \ li x4, 0; \ 1: la x1, base; \ inst x30, offset(x1); \ TEST_INSERT_NOPS_ ## nop_cycles \ addi x6, x30, 0; \ li x29, result; \ bne x6, x29, fail; \ addi x4, x4, 1; \ li x5, 2; \ bne x4, x5, 1b; \ #define TEST_LD_SRC1_BYPASS( testnum, nop_cycles, inst, result, offset, base ) \ test_ ## testnum: \ li TESTNUM, testnum; \ li x4, 0; \ 1: la x1, base; \ TEST_INSERT_NOPS_ ## nop_cycles \ inst x30, offset(x1); \ li x29, result; \ bne x30, x29, fail; \ addi x4, x4, 1; \ li x5, 2; \ bne x4, x5, 1b \ #define TEST_ST_SRC12_BYPASS( testnum, src1_nops, src2_nops, load_inst, store_inst, result, offset, base ) \ test_ ## testnum: \ li TESTNUM, testnum; \ li x4, 0; \ 1: li x1, result; \ TEST_INSERT_NOPS_ ## src1_nops \ la x2, base; \ TEST_INSERT_NOPS_ ## src2_nops \ store_inst x1, offset(x2); \ load_inst x30, offset(x2); \ li x29, result; \ bne x30, x29, fail; \ addi x4, x4, 1; \ li x5, 2; \ bne x4, x5, 1b \ #define TEST_ST_SRC21_BYPASS( testnum, src1_nops, src2_nops, load_inst, store_inst, result, offset, base ) \ test_ ## testnum: \ li TESTNUM, testnum; \ li x4, 0; \ 1: la x2, base; \ TEST_INSERT_NOPS_ ## src1_nops \ li x1, result; \ TEST_INSERT_NOPS_ ## src2_nops \ store_inst x1, offset(x2); \ load_inst x30, offset(x2); \ li x29, result; \ bne x30, x29, fail; \ addi x4, x4, 1; \ li x5, 2; \ bne x4, x5, 1b \ #define TEST_BR2_OP_TAKEN( testnum, inst, val1, val2 ) \ test_ ## testnum: \ li TESTNUM, testnum; \ li x1, val1; \ li x2, val2; \ inst x1, x2, 2f; \ bne x0, TESTNUM, fail; \ 1: bne x0, TESTNUM, 3f; \ 2: inst x1, x2, 1b; \ bne x0, TESTNUM, fail; \ 3: #define TEST_BR2_OP_NOTTAKEN( testnum, inst, val1, val2 ) \ test_ ## testnum: \ li TESTNUM, testnum; \ li x1, val1; \ li x2, val2; \ inst x1, x2, 1f; \ bne x0, TESTNUM, 2f; \ 1: bne x0, TESTNUM, fail; \ 2: inst x1, x2, 1b; \ 3: #define TEST_BR2_SRC12_BYPASS( testnum, src1_nops, src2_nops, inst, val1, val2 ) \ test_ ## testnum: \ li TESTNUM, testnum; \ li x4, 0; \ 1: li x1, val1; \ TEST_INSERT_NOPS_ ## src1_nops \ li x2, val2; \ TEST_INSERT_NOPS_ ## src2_nops \ inst x1, x2, fail; \ addi x4, x4, 1; \ li x5, 2; \ bne x4, x5, 1b \ #define TEST_BR2_SRC21_BYPASS( testnum, src1_nops, src2_nops, inst, val1, val2 ) \ test_ ## testnum: \ li TESTNUM, testnum; \ li x4, 0; \ 1: li x2, val2; \ TEST_INSERT_NOPS_ ## src1_nops \ li x1, val1; \ TEST_INSERT_NOPS_ ## src2_nops \ inst x1, x2, fail; \ addi x4, x4, 1; \ li x5, 2; \ bne x4, x5, 1b \ #----------------------------------------------------------------------- # Test jump instructions #----------------------------------------------------------------------- #define TEST_JR_SRC1_BYPASS( testnum, nop_cycles, inst ) \ test_ ## testnum: \ li TESTNUM, testnum; \ li x4, 0; \ 1: la x6, 2f; \ TEST_INSERT_NOPS_ ## nop_cycles \ inst x6; \ bne x0, TESTNUM, fail; \ 2: addi x4, x4, 1; \ li x5, 2; \ bne x4, x5, 1b \ #define TEST_JALR_SRC1_BYPASS( testnum, nop_cycles, inst ) \ test_ ## testnum: \ li TESTNUM, testnum; \ li x4, 0; \ 1: la x6, 2f; \ TEST_INSERT_NOPS_ ## nop_cycles \ inst x19, x6, 0; \ bne x0, TESTNUM, fail; \ 2: addi x4, x4, 1; \ li x5, 2; \ bne x4, x5, 1b \ #----------------------------------------------------------------------- # RV64UF MACROS #----------------------------------------------------------------------- #----------------------------------------------------------------------- # Tests floating-point instructions #----------------------------------------------------------------------- #define qNaNf 0f:7fc00000 #define sNaNf 0f:7f800001 #define qNaN 0d:7ff8000000000000 #define sNaN 0d:7ff0000000000001 #define TEST_FP_OP_S_INTERNAL( testnum, flags, result, val1, val2, val3, code... ) \ test_ ## testnum: \ li TESTNUM, testnum; \ la a0, test_ ## testnum ## _data ;\ flw f0, 0(a0); \ flw f1, 4(a0); \ flw f2, 8(a0); \ lw a3, 12(a0); \ code; \ fsflags a1, x0; \ li a2, flags; \ bne a0, a3, fail; \ bne a1, a2, fail; \ .pushsection .data; \ .align 2; \ test_ ## testnum ## _data: \ .float val1; \ .float val2; \ .float val3; \ .result; \ .popsection #define TEST_FP_OP_D_INTERNAL( testnum, flags, result, val1, val2, val3, code... ) \ test_ ## testnum: \ li TESTNUM, testnum; \ la a0, test_ ## testnum ## _data ;\ fld f0, 0(a0); \ fld f1, 8(a0); \ fld f2, 16(a0); \ ld a3, 24(a0); \ code; \ fsflags a1, x0; \ li a2, flags; \ bne a0, a3, fail; \ bne a1, a2, fail; \ .pushsection .data; \ .align 3; \ test_ ## testnum ## _data: \ .double val1; \ .double val2; \ .double val3; \ .result; \ .popsection // TODO: assign a separate mem location for the comparison address? #define TEST_FP_OP_D32_INTERNAL( testnum, flags, result, val1, val2, val3, code... ) \ test_ ## testnum: \ li TESTNUM, testnum; \ la a0, test_ ## testnum ## _data ;\ fld f0, 0(a0); \ fld f1, 8(a0); \ fld f2, 16(a0); \ lw a3, 24(a0); \ lw t1, 28(a0); \ code; \ fsflags a1, x0; \ li a2, flags; \ bne a0, a3, fail; \ bne t1, t2, fail; \ bne a1, a2, fail; \ .pushsection .data; \ .align 3; \ test_ ## testnum ## _data: \ .double val1; \ .double val2; \ .double val3; \ .result; \ .popsection #define TEST_FCVT_S_D32( testnum, result, val1 ) \ TEST_FP_OP_D32_INTERNAL( testnum, 0, double result, val1, 0.0, 0.0, \ fcvt.s.d f3, f0; fcvt.d.s f3, f3; fsd f3, 0(a0); lw t2, 4(a0); lw a0, 0(a0)) #define TEST_FCVT_S_D( testnum, result, val1 ) \ TEST_FP_OP_D_INTERNAL( testnum, 0, double result, val1, 0.0, 0.0, \ fcvt.s.d f3, f0; fcvt.d.s f3, f3; fmv.x.d a0, f3) #define TEST_FCVT_D_S( testnum, result, val1 ) \ TEST_FP_OP_S_INTERNAL( testnum, 0, float result, val1, 0.0, 0.0, \ fcvt.d.s f3, f0; fcvt.s.d f3, f3; fmv.x.s a0, f3) #define TEST_FP_OP1_S( testnum, inst, flags, result, val1 ) \ TEST_FP_OP_S_INTERNAL( testnum, flags, float result, val1, 0.0, 0.0, \ inst f3, f0; fmv.x.s a0, f3) #define TEST_FP_OP1_D32( testnum, inst, flags, result, val1 ) \ TEST_FP_OP_D32_INTERNAL( testnum, flags, double result, val1, 0.0, 0.0, \ inst f3, f0; fsd f3, 0(a0); lw t2, 4(a0); lw a0, 0(a0)) // ^: store computation result in address from a0, load high-word into t2 #define TEST_FP_OP1_D( testnum, inst, flags, result, val1 ) \ TEST_FP_OP_D_INTERNAL( testnum, flags, double result, val1, 0.0, 0.0, \ inst f3, f0; fmv.x.d a0, f3) #define TEST_FP_OP1_S_DWORD_RESULT( testnum, inst, flags, result, val1 ) \ TEST_FP_OP_S_INTERNAL( testnum, flags, dword result, val1, 0.0, 0.0, \ inst f3, f0; fmv.x.s a0, f3) #define TEST_FP_OP1_D32_DWORD_RESULT( testnum, inst, flags, result, val1 ) \ TEST_FP_OP_D32_INTERNAL( testnum, flags, dword result, val1, 0.0, 0.0, \ inst f3, f0; fsd f3, 0(a0); lw t2, 4(a0); lw a0, 0(a0)) // ^: store computation result in address from a0, load high-word into t2 #define TEST_FP_OP1_D_DWORD_RESULT( testnum, inst, flags, result, val1 ) \ TEST_FP_OP_D_INTERNAL( testnum, flags, dword result, val1, 0.0, 0.0, \ inst f3, f0; fmv.x.d a0, f3) #define TEST_FP_OP2_S( testnum, inst, flags, result, val1, val2 ) \ TEST_FP_OP_S_INTERNAL( testnum, flags, float result, val1, val2, 0.0, \ inst f3, f0, f1; fmv.x.s a0, f3) #define TEST_FP_OP2_D32( testnum, inst, flags, result, val1, val2 ) \ TEST_FP_OP_D32_INTERNAL( testnum, flags, double result, val1, val2, 0.0, \ inst f3, f0, f1; fsd f3, 0(a0); lw t2, 4(a0); lw a0, 0(a0)) // ^: store computation result in address from a0, load high-word into t2 #define TEST_FP_OP2_D( testnum, inst, flags, result, val1, val2 ) \ TEST_FP_OP_D_INTERNAL( testnum, flags, double result, val1, val2, 0.0, \ inst f3, f0, f1; fmv.x.d a0, f3) #define TEST_FP_OP3_S( testnum, inst, flags, result, val1, val2, val3 ) \ TEST_FP_OP_S_INTERNAL( testnum, flags, float result, val1, val2, val3, \ inst f3, f0, f1, f2; fmv.x.s a0, f3) #define TEST_FP_OP3_D32( testnum, inst, flags, result, val1, val2, val3 ) \ TEST_FP_OP_D32_INTERNAL( testnum, flags, double result, val1, val2, val3, \ inst f3, f0, f1, f2; fsd f3, 0(a0); lw t2, 4(a0); lw a0, 0(a0)) // ^: store computation result in address from a0, load high-word into t2 #define TEST_FP_OP3_D( testnum, inst, flags, result, val1, val2, val3 ) \ TEST_FP_OP_D_INTERNAL( testnum, flags, double result, val1, val2, val3, \ inst f3, f0, f1, f2; fmv.x.d a0, f3) #define TEST_FP_INT_OP_S( testnum, inst, flags, result, val1, rm ) \ TEST_FP_OP_S_INTERNAL( testnum, flags, word result, val1, 0.0, 0.0, \ inst a0, f0, rm) #define TEST_FP_INT_OP_D32( testnum, inst, flags, result, val1, rm ) \ TEST_FP_OP_D32_INTERNAL( testnum, flags, dword result, val1, 0.0, 0.0, \ inst a0, f0, f1; li t2, 0) #define TEST_FP_INT_OP_D( testnum, inst, flags, result, val1, rm ) \ TEST_FP_OP_D_INTERNAL( testnum, flags, dword result, val1, 0.0, 0.0, \ inst a0, f0, rm) #define TEST_FP_CMP_OP_S( testnum, inst, flags, result, val1, val2 ) \ TEST_FP_OP_S_INTERNAL( testnum, flags, word result, val1, val2, 0.0, \ inst a0, f0, f1) #define TEST_FP_CMP_OP_D32( testnum, inst, flags, result, val1, val2 ) \ TEST_FP_OP_D32_INTERNAL( testnum, flags, dword result, val1, val2, 0.0, \ inst a0, f0, f1; li t2, 0) #define TEST_FP_CMP_OP_D( testnum, inst, flags, result, val1, val2 ) \ TEST_FP_OP_D_INTERNAL( testnum, flags, dword result, val1, val2, 0.0, \ inst a0, f0, f1) #define TEST_FCLASS_S(testnum, correct, input) \ TEST_CASE(testnum, a0, correct, li a0, input; fmv.s.x fa0, a0; \ fclass.s a0, fa0) #define TEST_FCLASS_D32(testnum, correct, input) \ TEST_CASE(testnum, a0, correct, \ la a0, test_ ## testnum ## _data ;\ fld fa0, 0(a0); \ fclass.d a0, fa0) \ .pushsection .data; \ .align 3; \ test_ ## testnum ## _data: \ .dword input; \ .popsection #define TEST_FCLASS_D(testnum, correct, input) \ TEST_CASE(testnum, a0, correct, li a0, input; fmv.d.x fa0, a0; \ fclass.d a0, fa0) #define TEST_INT_FP_OP_S( testnum, inst, result, val1 ) \ test_ ## testnum: \ li TESTNUM, testnum; \ la a0, test_ ## testnum ## _data ;\ lw a3, 0(a0); \ li a0, val1; \ inst f0, a0; \ fsflags x0; \ fmv.x.s a0, f0; \ bne a0, a3, fail; \ .pushsection .data; \ .align 2; \ test_ ## testnum ## _data: \ .float result; \ .popsection #define TEST_INT_FP_OP_D32( testnum, inst, result, val1 ) \ test_ ## testnum: \ li TESTNUM, testnum; \ la a0, test_ ## testnum ## _data ;\ lw a3, 0(a0); \ lw a4, 4(a0); \ li a1, val1; \ inst f0, a1; \ \ fsd f0, 0(a0); \ lw a1, 4(a0); \ lw a0, 0(a0); \ \ fsflags x0; \ bne a0, a3, fail; \ bne a1, a4, fail; \ .pushsection .data; \ .align 3; \ test_ ## testnum ## _data: \ .double result; \ .popsection #define TEST_INT_FP_OP_D( testnum, inst, result, val1 ) \ test_ ## testnum: \ li TESTNUM, testnum; \ la a0, test_ ## testnum ## _data ;\ ld a3, 0(a0); \ li a0, val1; \ inst f0, a0; \ fsflags x0; \ fmv.x.d a0, f0; \ bne a0, a3, fail; \ .pushsection .data; \ .align 3; \ test_ ## testnum ## _data: \ .double result; \ .popsection // We need some special handling here to allow 64-bit comparison in 32-bit arch // TODO: find a better name and clean up when intended for general usage? #define TEST_CASE_D32( testnum, testreg1, testreg2, correctval, code... ) \ test_ ## testnum: \ code; \ la x31, test_ ## testnum ## _data ; \ lw x29, 0(x31); \ lw x31, 4(x31); \ li TESTNUM, testnum; \ bne testreg1, x29, fail;\ bne testreg2, x31, fail;\ .pushsection .data; \ .align 3; \ test_ ## testnum ## _data: \ .dword correctval; \ .popsection // ^ x30 is used in some other macros, to avoid issues we use x31 for upper word #----------------------------------------------------------------------- # Pass and fail code (assumes test num is in TESTNUM) #----------------------------------------------------------------------- #define TEST_PASSFAIL \ bne x0, TESTNUM, pass; \ fail: \ RVTEST_FAIL; \ pass: \ RVTEST_PASS \ #----------------------------------------------------------------------- # Test data section #----------------------------------------------------------------------- #define TEST_DATA #endif