adding fast DPI implemntation of imul and idiv

2021-06-22 09:02:41 -07:00
parent 65a3704479
commit c331da5ff7
5 changed files with 136 additions and 6 deletions
--- a/driver/opae/vlsim/Makefile
+++ b/driver/opae/vlsim/Makefile
@@ -75,6 +75,10 @@ endif
 VL_FLAGS += -DNOPAE
 CFLAGS += -DNOPAE

+# ALU backend
+VL_FLAGS += -DIMUL_DPI
+VL_FLAGS += -DIDIV_DPI
+
 # FPU backend
 FPU_CORE ?= FPU_DPI
 VL_FLAGS += -D$(FPU_CORE)
--- a/driver/rtlsim/Makefile
+++ b/driver/rtlsim/Makefile
@@ -64,6 +64,10 @@ ifdef PERF
 	CFLAGS += -DPERF_ENABLE
 endif

+# ALU backend
+VL_FLAGS += -DIMUL_DPI
+VL_FLAGS += -DIDIV_DPI
+
 # FPU backend
 FPU_CORE ?= FPU_DPI
 VL_FLAGS += -D$(FPU_CORE)