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-rw-r--r--llvm/lib/Target/X86/X86FastISel.cpp2
-rw-r--r--llvm/test/CodeGen/X86/fast-isel-call.ll15
-rw-r--r--llvm/test/CodeGen/X86/fast-isel-x86.ll20
3 files changed, 31 insertions, 6 deletions
diff --git a/llvm/lib/Target/X86/X86FastISel.cpp b/llvm/lib/Target/X86/X86FastISel.cpp
index 182731fe8d2..fae45276914 100644
--- a/llvm/lib/Target/X86/X86FastISel.cpp
+++ b/llvm/lib/Target/X86/X86FastISel.cpp
@@ -1151,6 +1151,7 @@ bool X86FastISel::X86SelectRet(const Instruction *I) {
if (CC != CallingConv::C &&
CC != CallingConv::Fast &&
CC != CallingConv::X86_FastCall &&
+ CC != CallingConv::X86_StdCall &&
CC != CallingConv::X86_ThisCall &&
CC != CallingConv::X86_64_SysV)
return false;
@@ -3025,6 +3026,7 @@ bool X86FastISel::fastLowerCall(CallLoweringInfo &CLI) {
case CallingConv::WebKit_JS:
case CallingConv::Swift:
case CallingConv::X86_FastCall:
+ case CallingConv::X86_StdCall:
case CallingConv::X86_ThisCall:
case CallingConv::X86_64_Win64:
case CallingConv::X86_64_SysV:
diff --git a/llvm/test/CodeGen/X86/fast-isel-call.ll b/llvm/test/CodeGen/X86/fast-isel-call.ll
index 945fdf05628..6823a0e6746 100644
--- a/llvm/test/CodeGen/X86/fast-isel-call.ll
+++ b/llvm/test/CodeGen/X86/fast-isel-call.ll
@@ -57,7 +57,7 @@ define void @test4(i8* %a, i8* %b) {
; STDERR-NOT: FastISel missed call: call x86_thiscallcc void @thiscallfun
%struct.S = type { i8 }
-define void @test5() #0 {
+define void @test5() {
entry:
%s = alloca %struct.S, align 1
; CHECK-LABEL: test5:
@@ -70,3 +70,16 @@ entry:
ret void
}
declare x86_thiscallcc void @thiscallfun(%struct.S*, i32) #1
+
+; STDERR-NOT: FastISel missed call: call x86_stdcallcc void @stdcallfun
+define void @test6() {
+entry:
+; CHECK-LABEL: test6:
+; CHECK: subl $12, %esp
+; CHECK: movl $43, (%esp)
+; CHECK: calll {{.*}}stdcallfun
+; CHECK: addl $8, %esp
+ call x86_stdcallcc void @stdcallfun(i32 43)
+ ret void
+}
+declare x86_stdcallcc void @stdcallfun(i32) #1
diff --git a/llvm/test/CodeGen/X86/fast-isel-x86.ll b/llvm/test/CodeGen/X86/fast-isel-x86.ll
index 64340bf26bc..8cddee5a7cd 100644
--- a/llvm/test/CodeGen/X86/fast-isel-x86.ll
+++ b/llvm/test/CodeGen/X86/fast-isel-x86.ll
@@ -1,4 +1,5 @@
; RUN: llc -fast-isel -O0 -mcpu=generic -mtriple=i386-apple-darwin10 -relocation-model=pic < %s | FileCheck %s
+; RUN: llc -fast-isel -O0 -mcpu=generic -mtriple=i386-apple-darwin10 -relocation-model=pic < %s -fast-isel-verbose 2>&1 >/dev/null | FileCheck -check-prefix=STDERR -allow-empty %s
; This should use flds to set the return value.
; CHECK-LABEL: test0:
@@ -21,8 +22,9 @@ define void @test1({i32, i32, i32, i32}* sret %p) nounwind {
; This should pop 8 bytes on return.
; CHECK-LABEL: thiscallfun:
; CHECK: retl $8
-define x86_thiscallcc void @thiscallfun(i32* %this, i32 %a, i32 %b) nounwind {
- ret void
+define x86_thiscallcc i32 @thiscallfun(i32* %this, i32 %a, i32 %b) nounwind {
+; STDERR-NOT: FastISel missed terminator: ret i32 12345
+ ret i32 12345
}
; Here, the callee pop doesn't fit the 16 bit immediate -- see x86-big-ret.ll
@@ -36,11 +38,19 @@ define x86_thiscallcc void @thiscall_large(i32* %this, [65533 x i8]* byval %b) n
ret void
}
+; This should pop 4 bytes on return.
+; CHECK-LABEL: stdcallfun:
+; CHECK: retl $4
+define x86_stdcallcc i32 @stdcallfun(i32 %a) nounwind {
+; STDERR-NOT: FastISel missed terminator: ret i32 54321
+ ret i32 54321
+}
+
; Properly initialize the pic base.
; CHECK-LABEL: test2:
; CHECK-NOT: HHH
-; CHECK: call{{.*}}L4$pb
-; CHECK-NEXT: L4$pb:
+; CHECK: call{{.*}}L5$pb
+; CHECK-NEXT: L5$pb:
; CHECK-NEXT: pop
; CHECK: HHH
; CHECK: retl
@@ -93,7 +103,7 @@ entry:
; SDag-ISel's arg push:
; CHECK: movl %esp, [[REGISTER:%[a-z]+]]
; CHECK: movl $42, ([[REGISTER]])
-; CHECK: movl L_test5dllimport$non_lazy_ptr-L7$pb(%eax), %eax
+; CHECK: movl L_test5dllimport$non_lazy_ptr-L8$pb(%eax), %eax
}
declare dllimport i32 @test5dllimport(i32)
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