minor update

hw/rtl/cache/VX_shared_mem.v

@@ -270,19 +270,6 @@ module VX_shared_mem #(
     end
 `endif
 
-    // Check potential stack overflow
-    for (genvar i = 0; i < NUM_REQS; ++i) begin
-        wire [31:0] addr_offset = `SMEM_BASE_ADDR - `TO_FULL_ADDR(core_req_addr[i]);
-        wire [31:0] stack_offset = addr_offset % `STACK_SIZE;
-        always @(posedge clk) begin
-            if (core_req_valid[i] && core_req_ready[i]) begin 
-                if (stack_offset > (`STACK_SIZE-5)) begin               
-                    $error("*** stack overflow! tid=%0d, offset=%0d ", i, stack_offset);
-                end
-            end
-        end
-    end
-
 `ifdef DBG_PRINT_CACHE_BANK
     
     reg is_multi_tag_req;

tests/regression/printf/kernel.c

@@ -1,5 +1,6 @@
 #include <stdint.h>
 #include <vx_intrinsics.h>
+#include <vx_print.h>
 #include <vx_spawn.h>
 #include "common.h"
 

tests/regression/sort/Makefile

@@ -9,14 +9,10 @@ VX_CXX = $(RISCV_TOOLCHAIN_PATH)/bin/riscv32-unknown-elf-g++
 VX_DP  = $(RISCV_TOOLCHAIN_PATH)/bin/riscv32-unknown-elf-objdump
 VX_CP  = $(RISCV_TOOLCHAIN_PATH)/bin/riscv32-unknown-elf-objcopy
 
-VX_CFLAGS += -march=rv32imf -mabi=ilp32f -Os -Wstack-usage=1024 -ffreestanding -nostartfiles -fdata-sections -ffunction-sections -nostdlib
+VX_CFLAGS += -march=rv32imf -mabi=ilp32f -Os -Wstack-usage=1024 -ffreestanding -nostartfiles -fdata-sections -ffunction-sections
 VX_CFLAGS += -I$(VORTEX_RT_PATH)/include -I$(VORTEX_RT_PATH)/../hw
 
-VX_LDFLAGS += -T$(VORTEX_RT_PATH)/linker/vx_link.ld -static $(VORTEX_RT_PATH)/libvortexrt.a -lc -lm -lgcc 
-
-#VX_CFLAGS += -march=rv32imf -mabi=ilp32f -O3 -Wstack-usage=1024 -ffreestanding -nostartfiles -fdata-sections -ffunction-sections
-#VX_CFLAGS += -I$(VORTEX_RT_PATH)/include -I$(VORTEX_RT_PATH)/../hw
-#VX_LDFLAGS += -Wl,-Bstatic,-T,$(VORTEX_RT_PATH)/linker/vx_link.ld -Wl,--gc-sections $(VORTEX_RT_PATH)/libvortexrt.a
+VX_LDFLAGS += -Wl,-Bstatic,-T,$(VORTEX_RT_PATH)/linker/vx_link.ld -Wl,--gc-sections $(VORTEX_RT_PATH)/libvortexrt.a
 
 VX_SRCS = kernel.c
 

tests/regression/sort/kernel.c

@@ -1,6 +1,7 @@
 #include <stdint.h>
 #include <vx_intrinsics.h>
 #include <vx_spawn.h>
+#include <vx_print.h>
 #include "common.h"
 
 // Parallel Selection sort
@@ -33,6 +34,7 @@ void kernel_body(int task_id, void* arg) {
 		pos += __smaller(i, task_id, cur_value, ref_value);
 	}
 	dst_ptr[pos] = ref_value;
+	vx_printf("taskid=%d, pos=%d, value=%d\n", task_id, pos, ref_value);
 }
 
 void main() {