[Build] Attempt to honor archlinux compiler flags

* Fix impossible asm constraints at optimization level 1

Author: cyring

Makefile

@@ -4,7 +4,7 @@
 
 HW = $(shell uname -m)
 CC ?= cc
-WARNING = -Wall -Wfatal-errors -Wno-unused-variable
+WARNING = -w
 SYMLINK ?= ln -s
 INSTALL ?= install
 DEPMOD ?= depmod
@@ -39,14 +39,16 @@ ccflags-y +=	-D CORE_COUNT=$(CORE_COUNT) \
 ccflags-y += $(WARNING)
 
 ifeq ($(OPTIM_LVL),0)
-OPTIM_FLG = -O$(OPTIM_LVL)
+CFLAGS += -O$(OPTIM_LVL)
 ccflags-y += -fno-inline
 else ifneq ($(OPTIM_LVL),)
-OPTIM_FLG = -O$(OPTIM_LVL)
+CFLAGS += -O$(OPTIM_LVL)
 ccflags-y += -D OPTIM_LVL=$(OPTIM_LVL)
-ccflags-y += $(OPTIM_FLG)
+ccflags-y += -O$(OPTIM_LVL)
 endif
 
+CFLAGS +=  $(WARNING)
+
 DEFINITIONS =	-D CORE_COUNT=$(CORE_COUNT) -D TASK_ORDER=$(TASK_ORDER) \
 		-D MAX_FREQ_HZ=$(MAX_FREQ_HZ) -D UBENCH=$(UBENCH)
 
@@ -193,58 +195,48 @@ clean:
 	fi
 
 $(BUILD)/corefreqm.o: $(HW)/corefreqm.c
-	$(CC) $(OPTIM_FLG) $(WARNING) -c $(HW)/corefreqm.c \
-	  $(DEFINITIONS) \
-	  -o $(BUILD)/corefreqm.o
+	$(CC) -c $(HW)/corefreqm.c -o $(BUILD)/corefreqm.o \
+	  $(CFLAGS) $(DEFINITIONS)
 
 $(BUILD)/corefreqd.o: $(HW)/corefreqd.c
-	$(CC) $(OPTIM_FLG) $(WARNING) -pthread -c $(HW)/corefreqd.c \
-	  $(DEFINITIONS) \
-	  -o $(BUILD)/corefreqd.o
+	$(CC) $(HW)/corefreqd.c -o $(BUILD)/corefreqd.o \
+	  $(CFLAGS) -pthread -c $(DEFINITIONS)
 
 $(BUILD)/corefreqd: $(BUILD)/corefreqd.o $(BUILD)/corefreqm.o
-	$(CC) $(OPTIM_FLG) $(WARNING) $(HW)/corefreqd.c $(HW)/corefreqm.c \
-	  $(DEFINITIONS) \
-	  -o $(BUILD)/corefreqd -lpthread -lm -lrt
+	$(CC) $(LDFLAGS) -o $(BUILD)/corefreqd -lpthread -lm -lrt \
+	  $(BUILD)/corefreqd.o $(BUILD)/corefreqm.o
 
 .PHONY: corefreqd
 corefreqd: $(BUILD)/corefreqd
 
 $(BUILD)/corefreq-ui.o: $(HW)/corefreq-ui.c
-	$(CC) $(OPTIM_FLG) $(WARNING) -c $(HW)/corefreq-ui.c \
-	  $(DEFINITIONS) \
-	  -o $(BUILD)/corefreq-ui.o
+	$(CC) -c $(HW)/corefreq-ui.c -o $(BUILD)/corefreq-ui.o \
+	  $(CFLAGS) $(DEFINITIONS)
 
 $(BUILD)/corefreq-cli.o: $(HW)/corefreq-cli.c
-	$(CC) $(OPTIM_FLG) $(WARNING) -c $(HW)/corefreq-cli.c \
-	  $(DEFINITIONS) $(LAYOUT) \
-	  -o $(BUILD)/corefreq-cli.o
+	$(CC) -c $(HW)/corefreq-cli.c -o $(BUILD)/corefreq-cli.o \
+	  $(CFLAGS) $(DEFINITIONS) $(LAYOUT)
 
 $(BUILD)/corefreq-cli-rsc.o: $(HW)/corefreq-cli-rsc.c
-	$(CC) $(OPTIM_FLG) $(WARNING) -c $(HW)/corefreq-cli-rsc.c \
-	  $(DEFINITIONS) $(LAYOUT) \
-	  -o $(BUILD)/corefreq-cli-rsc.o
+	$(CC) -c $(HW)/corefreq-cli-rsc.c -o $(BUILD)/corefreq-cli-rsc.o \
+	  $(CFLAGS) $(DEFINITIONS) $(LAYOUT)
 
 $(BUILD)/corefreq-cli-json.o: $(HW)/corefreq-cli-json.c
-	$(CC) $(OPTIM_FLG) $(WARNING) -c $(HW)/corefreq-cli-json.c \
-	  $(DEFINITIONS) \
-	  -o $(BUILD)/corefreq-cli-json.o
+	$(CC) -c $(HW)/corefreq-cli-json.c -o $(BUILD)/corefreq-cli-json.o \
+	  $(CFLAGS) $(DEFINITIONS)
 
 $(BUILD)/corefreq-cli-extra.o: $(HW)/corefreq-cli-extra.c
-	$(CC) $(OPTIM_FLG) $(WARNING) -c $(HW)/corefreq-cli-extra.c \
-	  $(DEFINITIONS) \
-	  -o $(BUILD)/corefreq-cli-extra.o
+	$(CC) -c $(HW)/corefreq-cli-extra.c -o $(BUILD)/corefreq-cli-extra.o \
+	  $(CFLAGS) $(DEFINITIONS)
 
 $(BUILD)/corefreq-cli:	$(BUILD)/corefreq-cli.o \
 			$(BUILD)/corefreq-ui.o \
 			$(BUILD)/corefreq-cli-rsc.o \
 			$(BUILD)/corefreq-cli-json.o \
 			$(BUILD)/corefreq-cli-extra.o
-	$(CC) $(OPTIM_FLG) $(WARNING) \
-	  $(HW)/corefreq-cli.c $(HW)/corefreq-ui.c $(HW)/corefreq-cli-rsc.c \
-	  $(HW)/corefreq-cli-json.c $(HW)/corefreq-cli-extra.c \
-	  $(DEFINITIONS) $(LAYOUT) \
-	  -o $(BUILD)/corefreq-cli -lm -lrt
+	$(CC) $(LDFLAGS) -o $(BUILD)/corefreq-cli -lm -lrt -lc \
+	  $(BUILD)/corefreq-cli.o $(BUILD)/corefreq-ui.o $(BUILD)/corefreq-cli-rsc.o \
+	  $(BUILD)/corefreq-cli-json.o $(BUILD)/corefreq-cli-extra.o
 
 .PHONY: corefreq-cli
 corefreq-cli: $(BUILD)/corefreq-cli
@@ -253,6 +245,8 @@ corefreq-cli: $(BUILD)/corefreq-cli
 info:
 	$(info HW [$(HW)])
 	$(info CC [$(shell whereis -b $(CC))])
+	$(info CFLAGS [$(CFLAGS)])
+	$(info LDFLAGS [$(LDFLAGS)])
 	$(info WARNING [$(WARNING)])
 	$(info PWD [$(PWD)])
 	$(info BUILD [$(BUILD)])

x86_64/corefreqk.h

@@ -435,7 +435,7 @@ ASM_COUNTERx4(r10, r11, r12, r13, r14, ASM_RDTSC, mem_tsc, __VA_ARGS__)
 ASM_COUNTERx4(r10, r11, r12, r13, r14, ASM_RDTSCP, mem_tsc, __VA_ARGS__)
 
 
-#if defined(OPTIM_LVL) && OPTIM_LVL == 0
+#if defined(OPTIM_LVL) && (OPTIM_LVL == 0 || OPTIM_LVL == 1)
 
 #define RDTSC_COUNTERx5(mem_tsc, ...) \
 ASM_COUNTERx5_STACK(r12, r13, r14, r15, ASM_RDTSC, mem_tsc, __VA_ARGS__)
@@ -456,7 +456,7 @@ ASM_COUNTERx7_STACK(r13, r14, r15, ASM_RDTSC, mem_tsc, __VA_ARGS__)
 ASM_COUNTERx7_STACK(r13, r14, r15, ASM_RDTSCP, mem_tsc, __VA_ARGS__)
 
 #else
-/*	#warning "Optimization"						*/
+/*	#warning "Optimization" 					*/
 
 #define RDTSC_COUNTERx5(mem_tsc, ...) \
 ASM_COUNTERx5(r10, r11, r12, r13, r14, r15, ASM_RDTSC, mem_tsc, __VA_ARGS__)