summaryrefslogtreecommitdiffstats
path: root/llvm/lib/Target
diff options
context:
space:
mode:
Diffstat (limited to 'llvm/lib/Target')
-rw-r--r--llvm/lib/Target/X86/X86CallingConv.td5
1 files changed, 5 insertions, 0 deletions
diff --git a/llvm/lib/Target/X86/X86CallingConv.td b/llvm/lib/Target/X86/X86CallingConv.td
index 385bd916183..0bda72d9198 100644
--- a/llvm/lib/Target/X86/X86CallingConv.td
+++ b/llvm/lib/Target/X86/X86CallingConv.td
@@ -321,6 +321,11 @@ def CC_X86_32_FastCall : CallingConv<[
]>;
def CC_X86_32_FastCC : CallingConv<[
+ // Handles byval parameters. Note that we can't rely on the delegation
+ // to CC_X86_32_Common for this because that happens after code that
+ // handles i32 arguments.
+ CCIfByVal<CCPassByVal<4, 4>>,
+
// Promote i8/i16 arguments to i32.
CCIfType<[i8, i16], CCPromoteToType<i32>>,
OpenPOWER on IntegriCloud