================
@@ -0,0 +1,74 @@
+// RUN: %clang_cc1 -triple i386-unknown-unknown -emit-llvm %s -o - | FileCheck
--check-prefixes=O0 %s
+// RUN: %clang_cc1 -triple i386-unknown-unknown -emit-llvm -O2 %s -o - |
FileCheck --check-prefixes=O2 %s
+
+void test_1(unsigned long flags) {
+ // O0-LABEL: @test_1
+ // O0: call void asm sideeffect "",
"rm,~{dirflag},~{fpsr},~{flags}"(i32 %0)
+ //
+ // O2-LABEL: @test_1
+ // O2: call void asm sideeffect "",
"rm,~{dirflag},~{fpsr},~{flags}"(i32 %flags)
+ asm ("" : : "rm" (flags));
+}
+
+unsigned long test_2(void) {
+ // O0-LABEL: @test_2
+ // O0: call void asm "", "=*rm,~{dirflag},~{fpsr},~{flags}"(ptr
elementtype(i32) %out)
+ //
+ // O2-LABEL: @test_2
+ // O2: %0 = tail call i32 asm "", "=rm,~{dirflag},~{fpsr},~{flags}"()
+ unsigned long out;
+ asm ("" : "=rm" (out));
+ return out;
+}
+
+void test_3(unsigned long flags) {
+ // O0-LABEL: @test_3
+ // O0: call void asm sideeffect "",
"imr,~{dirflag},~{fpsr},~{flags}"(i32 %0)
+ //
+ // O2-LABEL: @test_3
+ // O2: call void asm sideeffect "",
"imr,~{dirflag},~{fpsr},~{flags}"(i32 %flags)
+ asm ("" : : "g" (flags));
+}
+
+unsigned long test_4(void) {
+ // O0-LABEL: @test_4
+ // O0: call void asm "", "=*imr,~{dirflag},~{fpsr},~{flags}"(ptr
elementtype(i32) %out)
+ //
+ // O2-LABEL: @test_4
+ // O2: %0 = tail call i32 asm "",
"=imr,~{dirflag},~{fpsr},~{flags}"()
+ unsigned long out;
+ asm ("" : "=g" (out));
+ return out;
+}
+
+void test_5(int len) {
----------------
arsenm wrote:
This is a problem with older tests, newer tests often do
https://github.com/llvm/llvm-project/pull/195592
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