Add another intrinsic that LLVM gives an incorrect prototype to.

I need to go through all the runtime routine list and see if there
are any more I need to add for mips16 floating point. Prototypes must
be correct or else I don't know to add a helper function call.

llvm-svn: 188106

2 files changed, 19 insertions, 0 deletions

diff --git a/llvm/lib/Target/Mips/Mips16ISelLowering.cpp b/llvm/lib/Target/Mips/Mips16ISelLowering.cpp
index 6ed1d9e1cba..c8d0a520eb8 100644
--- a/llvm/lib/Target/Mips/Mips16ISelLowering.cpp
+++ b/llvm/lib/Target/Mips/Mips16ISelLowering.cpp
@@ -90,6 +90,7 @@ static const Mips16Libcall HardFloatLibCalls[] = {
 };
 
 static const Mips16IntrinsicHelperType Mips16IntrinsicHelper[] = {
+  {"__fixunsdfsi", "__mips16_call_stub_2" },
   {"ceil",  "__mips16_call_stub_df_2"},
   {"ceilf", "__mips16_call_stub_sf_1"},
   {"copysign",  "__mips16_call_stub_df_10"},
diff --git a/llvm/test/CodeGen/Mips/fixdfsf.ll b/llvm/test/CodeGen/Mips/fixdfsf.ll
new file mode 100644
index 00000000000..b08eefd7123
--- /dev/null
+++ b/llvm/test/CodeGen/Mips/fixdfsf.ll
@@ -0,0 +1,18 @@
+; RUN: llc -mtriple=mipsel-linux-gnu -march=mipsel -mcpu=mips16 -soft-float -mips16-hard-float -relocation-model=pic < %s | FileCheck %s -check-prefix=pic1
+; RUN: llc -mtriple=mipsel-linux-gnu -march=mipsel -mcpu=mips16 -soft-float -mips16-hard-float -relocation-model=pic < %s | FileCheck %s -check-prefix=pic2
+
+@x = common global double 0.000000e+00, align 8
+@y = common global i32 0, align 4
+
+; Function Attrs: nounwind optsize
+define void @foo()  {
+entry:
+  %0 = load double* @x, align 8
+  %conv = fptoui double %0 to i32
+  store i32 %conv, i32* @y, align 4
+; pic1:	lw	${{[0-9]+}}, %call16(__fixunsdfsi)(${{[0-9]+}})
+; pic2:	lw	${{[0-9]+}}, %got(__mips16_call_stub_2)(${{[0-9]+}})
+  ret void
+}
+
+