EXTENSION = vector
EXTVERSION = 0.4.2

OBJS = src\ivfbuild.obj src\ivfflat.obj src\ivfinsert.obj src\ivfkmeans.obj src\ivfscan.obj src\ivfutils.obj src\ivfvacuum.obj src\vector.obj

REGRESS = btree cast copy functions input ivfflat_cosine ivfflat_ip ivfflat_l2 ivfflat_options ivfflat_unlogged
REGRESS_OPTS = --inputdir=test --load-extension=vector

# For /arch flags
# https://learn.microsoft.com/en-us/cpp/build/reference/arch-minimum-cpu-architecture
OPTFLAGS =

# For auto-vectorization:
# - MSVC (needs /O2 /fp:fast) - https://learn.microsoft.com/en-us/cpp/parallel/auto-parallelization-and-auto-vectorization?#auto-vectorizer
PG_CFLAGS = $(PG_CFLAGS) $(OPTFLAGS) /O2 /fp:fast

# Debug MSVC auto-vectorization
# https://learn.microsoft.com/en-us/cpp/error-messages/tool-errors/vectorizer-and-parallelizer-messages
# PG_CFLAGS = $(PG_CFLAGS) /Qvec-report:2

all: sql\$(EXTENSION)--$(EXTVERSION).sql

sql\$(EXTENSION)--$(EXTVERSION).sql: sql\$(EXTENSION).sql
	copy sql\$(EXTENSION).sql $@

# TODO use pg_config
!ifndef PGROOT
!error PGROOT is not set
!endif
BINDIR = $(PGROOT)\bin
INCLUDEDIR = $(PGROOT)\include
INCLUDEDIR_SERVER = $(PGROOT)\include\server
LIBDIR = $(PGROOT)\lib
PKGLIBDIR = $(PGROOT)\lib
SHAREDIR = $(PGROOT)\share

CFLAGS = /nologo /I"$(INCLUDEDIR_SERVER)\port\win32_msvc" /I"$(INCLUDEDIR_SERVER)\port\win32" /I"$(INCLUDEDIR_SERVER)" /I"$(INCLUDEDIR)"

CFLAGS = $(CFLAGS) $(PG_CFLAGS)

SHLIB = $(EXTENSION).dll

LIBS = "$(LIBDIR)\postgres.lib"

.c.obj:
	$(CC) $(CFLAGS) /c $< /Fo$@

$(SHLIB): $(OBJS)
	$(CC) $(CFLAGS) $(OBJS) $(LIBS) /link /DLL /OUT:$(SHLIB)

all: $(SHLIB)

install:
	copy $(SHLIB) "$(PKGLIBDIR)"
	copy $(EXTENSION).control "$(SHAREDIR)\extension"
	copy sql\$(EXTENSION)--*.sql "$(SHAREDIR)\extension"

installcheck:
	"$(BINDIR)\pg_regress" --bindir="$(BINDIR)" $(REGRESS_OPTS) $(REGRESS)

uninstall:
	del /f "$(PKGLIBDIR)\$(SHLIB)"
	del /f "$(SHAREDIR)\extension\$(EXTENSION).control"
	del /f "$(SHAREDIR)\extension\vector--*.sql"

clean:
	del /f $(SHLIB) $(EXTENSION).lib $(EXTENSION).exp
	del /f $(OBJS)
	del /f sql\$(EXTENSION)--$(EXTVERSION).sql
	del /f /s /q results regression.diffs regression.out tmp_check tmp_check_iso log output_iso