From aa26db13f4daedec371a17ee7f79ecce7f8fb60f Mon Sep 17 00:00:00 2001
From: Cyril SIX <cyril.six@kalray.eu>
Date: Wed, 25 Apr 2018 15:26:28 +0200
Subject: MPPA - Added coverage test

---
 .gitmodules                  |  3 +++
 mppa_k1c/TargetPrinter.ml    |  6 +++---
 test/mppa/Makefile           |  5 +++++
 test/mppa/asm_coverage       |  1 +
 test/mppa/coverage.sh        | 17 +++++++++++++++++
 test/mppa/coverage_helper.py | 35 +++++++++++++++++++++++++++++++++++
 6 files changed, 64 insertions(+), 3 deletions(-)
 create mode 100644 .gitmodules
 create mode 160000 test/mppa/asm_coverage
 create mode 100644 test/mppa/coverage.sh
 create mode 100644 test/mppa/coverage_helper.py

diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 00000000..955c7fc2
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "test/mppa/asm_coverage"]
+	path = test/mppa/asm_coverage
+	url = git@gricad-gitlab.univ-grenoble-alpes.fr:sixcy/asm-scanner.git
diff --git a/mppa_k1c/TargetPrinter.ml b/mppa_k1c/TargetPrinter.ml
index 6dd2bbad..b3c05f9c 100644
--- a/mppa_k1c/TargetPrinter.ml
+++ b/mppa_k1c/TargetPrinter.ml
@@ -196,7 +196,7 @@ module Target : TARGET =
       | Pj_l(s) ->
          fprintf oc "	goto	%a\n;;\n" print_label s
       | Pret ->
-         fprintf oc "	ret\n;;\n"
+         fprintf oc "	ret	\n;;\n"
       | Pget (rd, rs) ->
          fprintf oc "	get	%a = %a\n;;\n" ireg rd preg rs
       | Pset (rd, rs) ->
@@ -288,11 +288,11 @@ module Target : TARGET =
       | Pcompw (it, rd, rs1, rs2) ->
          fprintf oc "	compw.%a	%a = %a, %a\n;;\n" icond it ireg rd ireg rs1 ireg rs2
       | Pcompiw (it, rd, rs1, imm) ->
-         fprintf oc "	compiw.%a	%a = %a, %a\n;;\n" icond it ireg rd ireg rs1 coqint64 imm
+         fprintf oc "	compw.%a	%a = %a, %a\n;;\n" icond it ireg rd ireg rs1 coqint64 imm
       | Pcompd (it, rd, rs1, rs2) ->
          fprintf oc "	compd.%a	%a = %a, %a\n;;\n" icond it ireg rd ireg rs1 ireg rs2
       | Pcompid (it, rd, rs1, imm) ->
-         fprintf oc "	compid.%a	%a = %a, %a\n;;\n" icond it ireg rd ireg rs1 coqint64 imm
+         fprintf oc "	compd.%a	%a = %a, %a\n;;\n" icond it ireg rd ireg rs1 coqint64 imm
       | Pcb (bt, r, lbl) | Pcbu (bt, r, lbl) ->
          fprintf oc "	cb.%a	%a?%a\n;;\n" bcond bt ireg r print_label lbl
 
diff --git a/test/mppa/Makefile b/test/mppa/Makefile
index b210efaf..87315f6e 100644
--- a/test/mppa/Makefile
+++ b/test/mppa/Makefile
@@ -36,6 +36,11 @@ FORCE:
 .PHONY:
 check: $(TOK) sort mmult
 
+.PHONY:
+coverage: $(ASM)
+	bash coverage.sh $(DIR)/$(ASMDIR)
+
+
 .PHONY:
 sort: FORCE
 	(cd sort && make compc-check)
diff --git a/test/mppa/asm_coverage b/test/mppa/asm_coverage
new file mode 160000
index 00000000..5bdb081b
--- /dev/null
+++ b/test/mppa/asm_coverage
@@ -0,0 +1 @@
+Subproject commit 5bdb081bc5fd4962315e960af3c539f2ddd24477
diff --git a/test/mppa/coverage.sh b/test/mppa/coverage.sh
new file mode 100644
index 00000000..0a057ff9
--- /dev/null
+++ b/test/mppa/coverage.sh
@@ -0,0 +1,17 @@
+asmdir=$1
+to_cover_raw=/tmp/to_cover_raw
+to_cover=/tmp/to_cover
+covered_raw=/tmp/covered_raw
+covered=/tmp/covered
+
+sed -n "s/^.*fprintf oc \"	\(.*\)	.*/\1/p" ../../mppa_k1c/TargetPrinter.ml > $to_cover_raw
+sed -n "s/^.*fprintf oc \"	\(.*\)\\n.*/\1/p" ../../mppa_k1c/TargetPrinter.ml >> $to_cover_raw
+python2.7 coverage_helper.py $to_cover_raw > $to_cover
+
+rm -f $covered_raw
+for asm in $(ls $asmdir/*.s); do
+    bash asm_coverage/asm-coverage.sh $asm >> $covered_raw
+done
+python2.7 coverage_helper.py $covered_raw > $covered
+
+vimdiff $to_cover $covered
diff --git a/test/mppa/coverage_helper.py b/test/mppa/coverage_helper.py
new file mode 100644
index 00000000..f886264c
--- /dev/null
+++ b/test/mppa/coverage_helper.py
@@ -0,0 +1,35 @@
+import fileinput
+
+occurs = {}
+
+for line in fileinput.input():
+    line_noc = line.replace('\n', '')
+    if line_noc not in occurs:
+        occurs[line_noc] = 0
+    occurs[line_noc] += 1
+
+# HACK: Removing all the instructions with "%a", replacing them with all their variations
+# Also removing all instructions starting with '.'
+pruned_occurs = dict(occurs)
+for inst in occurs:
+    if inst[0] == '.':
+        del pruned_occurs[inst]
+    if "%a" not in inst:
+        continue
+    inst_no_a = inst.replace(".%a", "")
+    if inst_no_a in ("compw", "compd"):
+        del pruned_occurs[inst]
+        for mod in ("ne", "eq", "lt", "gt", "le", "ge", "ltu", "leu", "geu",
+                    "gtu", "all", "any", "nall", "none"):
+            pruned_occurs[inst_no_a + "." + mod] = 1
+    elif inst_no_a in ("cb"):
+        del pruned_occurs[inst]
+        for mod in ("wnez", "weqz", "wltz", "wgez", "wlez", "wgtz", "dnez",
+                    "dltz", "dgez", "dlez", "dgtz"):
+            pruned_occurs[inst_no_a + "." + mod] = 1
+    else:
+        assert False, "Found instruction with %a: " + inst
+occurs = pruned_occurs
+
+for inst in sorted(occurs):
+    print inst
-- 
cgit