More swift calling convention tests
llvm-svn: 285417
diff --git a/llvm/test/CodeGen/ARM/swifterror.ll b/llvm/test/CodeGen/ARM/swifterror.ll
index 2559560..3540283 100644
--- a/llvm/test/CodeGen/ARM/swifterror.ll
+++ b/llvm/test/CodeGen/ARM/swifterror.ll
@@ -394,3 +394,124 @@
%0 = tail call swiftcc float @tailcallswifterror_swiftcc(%swift_error** swifterror %error_ptr_ref)
ret float %0
}
+
+; CHECK-APPLE-LABEL: swifterror_clobber
+; CHECK-APPLE: mov [[REG:r[0-9]+]], r6
+; CHECK-APPLE: nop
+; CHECK-APPLE: mov r6, [[REG]]
+define swiftcc void @swifterror_clobber(%swift_error** nocapture swifterror %err) {
+ call void asm sideeffect "nop", "~{r6}"()
+ ret void
+}
+
+; CHECK-APPLE-LABEL: swifterror_reg_clobber
+; CHECK-APPLE: push {{.*}}r6
+; CHECK-APPLE: nop
+; CHECK-APPLE: pop {{.*}}r6
+define swiftcc void @swifterror_reg_clobber(%swift_error** nocapture %err) {
+ call void asm sideeffect "nop", "~{r6}"()
+ ret void
+}
+
+; CHECK-APPLE-LABEL: _params_in_reg
+; Store callee saved registers excluding swifterror.
+; CHECK-APPLE: push {r8, r10, r11, r4, r5, r7, lr}
+; Store swiftself (r10) and swifterror (r6).
+; CHECK-APPLE: str r6, [sp, #4]
+; CHECK-APPLE: str r10, [sp]
+; Store arguments.
+; CHECK-APPLE: mov r4, r3
+; CHECK-APPLE: mov r5, r2
+; CHECK-APPLE: mov r8, r1
+; CHECK-APPLE: mov r11, r0
+; Setup call.
+; CHECK-APPLE: mov r0, #1
+; CHECK-APPLE: mov r1, #2
+; CHECK-APPLE: mov r2, #3
+; CHECK-APPLE: mov r3, #4
+; CHECK-APPLE: mov r10, #0
+; CHECK-APPLE: mov r6, #0
+; CHECK-APPLE: bl _params_in_reg2
+; Restore original arguments.
+; CHECK-APPLE: ldr r10, [sp]
+; CHECK-APPLE: ldr r6, [sp, #4]
+; CHECK-APPLE: mov r0, r11
+; CHECK-APPLE: mov r1, r8
+; CHECK-APPLE: mov r2, r5
+; CHECK-APPLE: mov r3, r4
+; CHECK-APPLE: bl _params_in_reg2
+; CHECK-APPLE: sub sp, r7, #20
+; CHECK-APPLE: pop {r8, r10, r11, r4, r5, r7, pc}
+define swiftcc void @params_in_reg(i32, i32, i32, i32, i8* swiftself, %swift_error** nocapture swifterror %err) {
+ %error_ptr_ref = alloca swifterror %swift_error*, align 8
+ store %swift_error* null, %swift_error** %error_ptr_ref
+ call swiftcc void @params_in_reg2(i32 1, i32 2, i32 3, i32 4, i8* swiftself null, %swift_error** nocapture swifterror %error_ptr_ref)
+ call swiftcc void @params_in_reg2(i32 %0, i32 %1, i32 %2, i32 %3, i8* swiftself %4, %swift_error** nocapture swifterror %err)
+ ret void
+}
+declare swiftcc void @params_in_reg2(i32, i32, i32, i32, i8* swiftself, %swift_error** nocapture swifterror %err)
+
+; CHECK-LABEL: params_and_return_in_reg
+; CHECK-APPLE: push {r8, r10, r11, r4, r5, r7, lr}
+; Store swifterror and swiftself
+; CHECK-APPLE: mov r4, r6
+; CHECK-APPLE: str r10, [sp, #12]
+; Store arguments.
+; CHECK-APPLE: str r3, [sp, #8]
+; CHECK-APPLE: mov r5, r2
+; CHECK-APPLE: mov r8, r1
+; CHECK-APPLE: mov r11, r0
+; Setup call.
+; CHECK-APPLE: mov r0, #1
+; CHECK-APPLE: mov r1, #2
+; CHECK-APPLE: mov r2, #3
+; CHECK-APPLE: mov r3, #4
+; CHECK-APPLE: mov r10, #0
+; CHECK-APPLE: mov r6, #0
+; CHECK-APPLE: bl _params_in_reg2
+; Restore original arguments.
+; CHECK-APPLE: ldr r3, [sp, #8]
+; CHECK-APPLE: ldr r10, [sp, #12]
+; Store %error_ptr_ref;
+; CHECK-APPLE: str r6, [sp, #4]
+; Restore original arguments.
+; CHECK-APPLE: mov r0, r11
+; CHECK-APPLE: mov r1, r8
+; CHECK-APPLE: mov r2, r5
+; CHECK-APPLE: mov r6, r4
+; CHECK-APPLE: bl _params_and_return_in_reg2
+; Store swifterror return %err;
+; CHECK-APPLE: str r6, [sp, #12]
+; Load swifterror value %error_ptr_ref.
+; CHECK-APPLE: ldr r6, [sp, #4]
+; Save return values.
+; CHECK-APPLE: mov r5, r0
+; CHECK-APPLE: mov r4, r1
+; CHECK-APPLE: mov r8, r2
+; CHECK-APPLE: mov r11, r3
+; Setup call.
+; CHECK-APPLE: mov r0, #1
+; CHECK-APPLE: mov r1, #2
+; CHECK-APPLE: mov r2, #3
+; CHECK-APPLE: mov r3, #4
+; CHECK-APPLE: mov r10, #0
+; CHECK-APPLE: bl _params_in_reg2
+; Load swifterror %err;
+; CHECK-APPLE: ldr r6, [sp, #12]
+; Restore return values for returning.
+; CHECK-APPLE: mov r0, r5
+; CHECK-APPLE: mov r1, r4
+; CHECK-APPLE: mov r2, r8
+; CHECK-APPLE: mov r3, r11
+; CHECK-APPLE: sub sp, r7, #20
+; CHECK-APPLE: pop {r8, r10, r11, r4, r5, r7, pc}
+define swiftcc { i32, i32, i32, i32} @params_and_return_in_reg(i32, i32, i32, i32, i8* swiftself, %swift_error** nocapture swifterror %err) {
+ %error_ptr_ref = alloca swifterror %swift_error*, align 8
+ store %swift_error* null, %swift_error** %error_ptr_ref
+ call swiftcc void @params_in_reg2(i32 1, i32 2, i32 3, i32 4, i8* swiftself null, %swift_error** nocapture swifterror %error_ptr_ref)
+ %val = call swiftcc { i32, i32, i32, i32 } @params_and_return_in_reg2(i32 %0, i32 %1, i32 %2, i32 %3, i8* swiftself %4, %swift_error** nocapture swifterror %err)
+ call swiftcc void @params_in_reg2(i32 1, i32 2, i32 3, i32 4, i8* swiftself null, %swift_error** nocapture swifterror %error_ptr_ref)
+ ret { i32, i32, i32, i32 }%val
+}
+
+declare swiftcc { i32, i32, i32, i32 } @params_and_return_in_reg2(i32, i32, i32, i32, i8* swiftself, %swift_error** nocapture swifterror %err)