From 98794f4103f9cf6f1b21c569e14b65bc1ab810a6 Mon Sep 17 00:00:00 2001 From: Luke Kenneth Casson Leighton Date: Thu, 27 Jun 2019 13:34:05 +0100 Subject: [PATCH] add predicated subvl test --- isa/rv64ui/Makefrag.sv | 1 + isa/rv64ui/sv_addi_predicated_subvl.S | 93 +++++++++++++++++++++++++++ 2 files changed, 94 insertions(+) create mode 100644 isa/rv64ui/sv_addi_predicated_subvl.S diff --git a/isa/rv64ui/Makefrag.sv b/isa/rv64ui/Makefrag.sv index 5f1da93..8aae24b 100644 --- a/isa/rv64ui/Makefrag.sv +++ b/isa/rv64ui/Makefrag.sv @@ -10,6 +10,7 @@ rv64ui_sv_tests = \ sv_addi_predicated \ sv_add_elwidth \ sv_addi_subvl \ + sv_addi_predicated_subvl \ sv_addw_elwidth \ sv_sraw_elwidth \ sv_ld_elwidth \ diff --git a/isa/rv64ui/sv_addi_predicated_subvl.S b/isa/rv64ui/sv_addi_predicated_subvl.S new file mode 100644 index 0000000..4cd3ec0 --- /dev/null +++ b/isa/rv64ui/sv_addi_predicated_subvl.S @@ -0,0 +1,93 @@ +#include "riscv_test.h" +#include "sv_test_macros.h" + +RVTEST_RV64U # Define TVM used by program. + +#define SV_PREDICATION_TEST( pred, inv, zero, expect1, expect2 ) \ + \ + SV_LDD_DATA( x2, testdata , 0); \ + SV_LDD_DATA( x3, testdata+8 , 0); \ + SV_LDD_DATA( x4, testdata+16, 0); \ + SV_LDD_DATA( x5, testdata+24, 0); \ + \ + li x6, pred; \ + \ + SET_SV_MVL( 2); \ + SET_SV_CSR( 1, 3, SV_W_32BIT, 3, 1); \ + SET_SV_PRED_CSR( 1, 3, zero, inv, 6, 0); \ + SET_SV_VL( 2); \ + SET_SV_SUBVL( 2); \ + \ + addi x3, x3, 1; \ + \ + CLR_SV_CSRS(); \ + SET_SV_VL( 1); \ + SET_SV_MVL( 1); \ + SET_SV_SUBVL( 1); \ + \ + TEST_SV_IMM( x2, 1001); \ + TEST_SV_IMM( x3, expect1); \ + TEST_SV_IMM( x4, expect2); \ + TEST_SV_IMM( x5, 1002); + + +# SV test: vector-vector add +# +# sets up x3 and x4 with data, sets VL to 2, and carries out +# an "add 1 to x3". which actually means "add 1 to x3 *AND* add 1 to x4" + +# Test code region. +RVTEST_CODE_BEGIN # Start of test code. + + # no zeroing, no inversion +/* + SV_PREDICATION_TEST( 0x1, 0, 0, 0x4200000043, 0x4300000044 ) + + SV_PREDICATION_TEST( 0x2, 0, 0, 41, 43 ) +*/ + //SV_PREDICATION_TEST( 0x3, 0, 0, 0x4200000043, 0x4400000045 ) + SV_PREDICATION_TEST( 0x0, 0, 0, 0x4100000042, 0x4300000044 ) +/* + # zeroing, no inversion + SV_PREDICATION_TEST( 0x1, 0, 1, 42, 0 ) + SV_PREDICATION_TEST( 0x2, 0, 1, 0, 43 ) + SV_PREDICATION_TEST( 0x3, 0, 1, 42, 43 ) + SV_PREDICATION_TEST( 0x0, 0, 1, 0, 0 ) + + # no zeroing, inversion + SV_PREDICATION_TEST( 0x2, 1, 0, 42, 42 ) + SV_PREDICATION_TEST( 0x1, 1, 0, 41, 43 ) + SV_PREDICATION_TEST( 0x0, 1, 0, 42, 43 ) + SV_PREDICATION_TEST( 0x3, 1, 0, 41, 42 ) + + # zeroing, inversion + SV_PREDICATION_TEST( 0x2, 1, 1, 42, 0 ) + SV_PREDICATION_TEST( 0x1, 1, 1, 0, 43 ) + SV_PREDICATION_TEST( 0x0, 1, 1, 42, 43 ) + SV_PREDICATION_TEST( 0x3, 1, 1, 0, 0 ) +*/ + + RVTEST_PASS # Signal success. +fail: + RVTEST_FAIL +RVTEST_CODE_END # End of test code. + +# Input data section. +# This section is optional, and this data is NOT saved in the output. +.data + .align 3 +testdata: + .dword 1001 + .dword 0x4100000042 + .dword 0x4300000044 + .dword 1002 + +# Output data section. +RVTEST_DATA_BEGIN # Start of test output data region. + .align 3 +result: + .dword -1 + .dword -1 + .dword -1 +RVTEST_DATA_END # End of test output data region. + -- 2.30.2