63 lines
2.8 KiB
C
63 lines
2.8 KiB
C
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// RUN: %clang_cc1 -triple riscv32-unknown-elf -emit-llvm -DCHECK_IR < %s| FileCheck %s
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// RUN: %clang_cc1 -triple riscv64-unknown-elf -emit-llvm -DCHECK_IR < %s| FileCheck %s
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// RUN: %clang_cc1 %s -triple riscv32-unknown-elf -verify -fsyntax-only
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// RUN: %clang_cc1 %s -triple riscv64-unknown-elf -verify -fsyntax-only
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#if defined(CHECK_IR)
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// CHECK-LABEL: @foo_user() #0
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// CHECK: ret void
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__attribute__((interrupt("user"))) void foo_user(void) {}
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// CHECK-LABEL: @foo_supervisor() #1
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// CHECK: ret void
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__attribute__((interrupt("supervisor"))) void foo_supervisor(void) {}
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// CHECK-LABEL: @foo_machine() #2
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// CHECK: ret void
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__attribute__((interrupt("machine"))) void foo_machine(void) {}
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// CHECK-LABEL: @foo_default() #2
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// CHECK: ret void
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__attribute__((interrupt())) void foo_default(void) {}
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// CHECK-LABEL: @foo_default2() #2
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// CHECK: ret void
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__attribute__((interrupt())) void foo_default2(void) {}
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// CHECK: attributes #0
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// CHECK: "interrupt"="user"
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// CHECK: attributes #1
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// CHECK: "interrupt"="supervisor"
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// CHECK: attributes #2
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// CHECK: "interrupt"="machine"
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#else
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struct a { int b; };
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struct a test __attribute__((interrupt)); // expected-warning {{'interrupt' attribute only applies to functions}}
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__attribute__((interrupt("USER"))) void foo1(void) {} // expected-warning {{'interrupt' attribute argument not supported: USER}}
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__attribute__((interrupt("user", 1))) void foo2(void) {} // expected-error {{'interrupt' attribute takes no more than 1 argument}}
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__attribute__((interrupt)) int foo3(void) {return 0;} // expected-warning {{RISC-V 'interrupt' attribute only applies to functions that have a 'void' return type}}
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__attribute__((interrupt())) void foo4();
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__attribute__((interrupt())) void foo4() {};
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__attribute__((interrupt())) void foo5(int a) {} // expected-warning {{RISC-V 'interrupt' attribute only applies to functions that have no parameters}}
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__attribute__((interrupt("user"), interrupt("supervisor"))) void foo6(void) {} // expected-warning {{repeated RISC-V 'interrupt' attribute}} \
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// expected-note {{repeated RISC-V 'interrupt' attribute is here}}
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__attribute__((interrupt, interrupt)) void foo7(void) {} // expected-warning {{repeated RISC-V 'interrupt' attribute}} \
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// expected-note {{repeated RISC-V 'interrupt' attribute is here}}
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__attribute__((interrupt(""))) void foo8(void) {} // expected-warning {{'interrupt' attribute argument not supported}}
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__attribute__((interrupt("user"))) void foo9(void);
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__attribute__((interrupt("supervisor"))) void foo9(void);
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__attribute__((interrupt("machine"))) void foo9(void);
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__attribute__((interrupt("user"))) void foo10(void) {}
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__attribute__((interrupt("supervisor"))) void foo11(void) {}
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__attribute__((interrupt("machine"))) void foo12(void) {}
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__attribute__((interrupt())) void foo13(void) {}
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__attribute__((interrupt)) void foo14(void) {}
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#endif
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