From: Chung-Lin Tang <cltang@codesourcery.com>
Date: Thu, 24 Mar 2011 02:47:55 +0000 (+0000)
Subject: re PR target/46934 (gcc ICE: error: unrecognizable insn: in extract_insn, at recog... 
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=4908b0bf1ccac0b7c738ca107be86ca77bf10c4a;p=gcc.git

re PR target/46934 (gcc ICE: error: unrecognizable insn: in extract_insn, at recog.c:2109)

2011-03-23  Chung-Lin Tang  <cltang@codesourcery.com>

	PR target/46934
	* config/arm/arm.md (casesi): Use the gen_int_mode() function
	to subtract lower bound instead of GEN_INT().

	testsuite/
	* gcc.target/arm/pr46934.c: New.

From-SVN: r171379
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index a7bed9093ae..95de501a87a 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2011-03-23  Chung-Lin Tang  <cltang@codesourcery.com>
+
+	PR target/46934
+	* config/arm/arm.md (casesi): Use the gen_int_mode() function
+	to subtract lower bound instead of GEN_INT().
+
 2011-03-23  Jonathan Wakely  <jwakely.gcc@gmail.com>
 
 	PR other/48179
diff --git a/gcc/config/arm/arm.md b/gcc/config/arm/arm.md
index b0f31f51934..7a3e4f968cd 100644
--- a/gcc/config/arm/arm.md
+++ b/gcc/config/arm/arm.md
@@ -8354,7 +8354,8 @@
 	rtx reg = gen_reg_rtx (SImode);
 
 	emit_insn (gen_addsi3 (reg, operands[0],
-			       GEN_INT (-INTVAL (operands[1]))));
+			       gen_int_mode (-INTVAL (operands[1]),
+			       		     SImode)));
 	operands[0] = reg;
       }
 
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index cff3e4977bf..3b9eaac3b02 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,7 @@
+2011-03-23  Chung-Lin Tang  <cltang@codesourcery.com>
+
+	* gcc.target/arm/pr46934.c: New.
+
 2011-03-23  Ian Lance Taylor  <iant@google.com>
 
 	* go.test/go-test.exp (errchk): Ignore lines containing ////.
diff --git a/gcc/testsuite/gcc.target/arm/pr46934.c b/gcc/testsuite/gcc.target/arm/pr46934.c
new file mode 100644
index 00000000000..22b8aa83846
--- /dev/null
+++ b/gcc/testsuite/gcc.target/arm/pr46934.c
@@ -0,0 +1,21 @@
+/* { dg-do compile } */
+/* { dg-options "-march=armv5te -mthumb -Os" }  */
+/* { dg-require-effective-target arm_thumb1_ok } */
+
+int caller (unsigned int reg_type)
+{
+  switch (reg_type)
+    {
+    case 0x80000000:
+      return (int)foo();
+
+    case 0x80000003:
+      return (int) bar();
+
+    case 0x80000001:
+      return (int) baz();
+
+    case 0x80000004:
+      return (int) fooz();
+    }
+}