From mboxrd@z Thu Jan 1 00:00:00 1970 From: Luc Van Oostenryck Subject: [PATCH v3 01/30] fix usage of inlined calls Date: Sun, 19 Mar 2017 02:41:58 +0100 Message-ID: <20170319014227.8833-2-luc.vanoostenryck@gmail.com> References: <20170319014227.8833-1-luc.vanoostenryck@gmail.com> Return-path: Received: from mail-wm0-f65.google.com ([74.125.82.65]:34466 "EHLO mail-wm0-f65.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751315AbdCSBmk (ORCPT ); Sat, 18 Mar 2017 21:42:40 -0400 Received: by mail-wm0-f65.google.com with SMTP id u132so8889931wmg.1 for ; Sat, 18 Mar 2017 18:42:38 -0700 (PDT) In-Reply-To: <20170319014227.8833-1-luc.vanoostenryck@gmail.com> Sender: linux-sparse-owner@vger.kernel.org List-Id: linux-sparse@vger.kernel.org To: linux-sparse@vger.kernel.org Cc: Christopher Li , Dibyendu Majumdar , Luc Van Oostenryck OP_INLINED_CALL are there only as a sort of annotation for debugging purpose. It is thus wrong to associate pseudo's usage to them (even if the pseudo are the arguments of the function now inlined). Fix this by removing the use_pseudo() for each arguments. Signed-off-by: Luc Van Oostenryck --- linearize.c | 2 +- validation/call-inlined.c | 58 +++++++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 59 insertions(+), 1 deletion(-) create mode 100644 validation/call-inlined.c diff --git a/linearize.c b/linearize.c index 5199b6b02..5337723e2 100644 --- a/linearize.c +++ b/linearize.c @@ -1680,7 +1680,7 @@ static pseudo_t linearize_inlined_call(struct entrypoint *ep, struct statement * concat_symbol_list(args->declaration, &ep->syms); FOR_EACH_PTR(args->declaration, sym) { pseudo_t value = linearize_one_symbol(ep, sym); - use_pseudo(insn, value, add_pseudo(&insn->arguments, value)); + add_pseudo(&insn->arguments, value); } END_FOR_EACH_PTR(sym); } diff --git a/validation/call-inlined.c b/validation/call-inlined.c new file mode 100644 index 000000000..6fd94edcb --- /dev/null +++ b/validation/call-inlined.c @@ -0,0 +1,58 @@ +static const char messg[] = "def"; + +static inline int add(int a, int b) +{ + return a + b; +} + +int foo(int a, int b) { return add(a + b, 1); } +void bar(int a, int b) { add(a + b, 1); } + + +static inline const char *lstrip(const char *str) +{ + return str + 1; +} + +const char *bas(void) { return lstrip("abc"); } +const char *qus(void) { return lstrip(messg); } + +/* + * check-name: call-inlined + * check-command: test-linearize -Wno-decl $file + * + * check-output-start +foo: +.L0: + + add.32 %r3 <- %arg1, %arg2 + add.32 %r5 <- %r3, $1 + # call %r5 <- add, %r3, $1 + ret.32 %r5 + + +bar: +.L3: + + # call %r12 <- add, %r10, $1 + ret + + +bas: +.L6: + + add.64 %r16 <- "abc", $1 + # call %r16 <- lstrip, %r14 + ret.64 %r16 + + +qus: +.L9: + + add.64 %r21 <- messg, $1 + # call %r21 <- lstrip, %r19 + ret.64 %r21 + + + * check-output-end + */ -- 2.12.0