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Allow the compiler to select any register
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@ -21,10 +21,12 @@ macro_rules! asm {
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use minicore::ptr;
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// CHECK-LABEL: pin_toggling
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// CHECK: ldi [[REG_1:r[0-9]+]], 1
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// CHECK: ldi [[REG_2:r[0-9]+]], 2
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// CHECK: .LBB0_1:
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// CHECK-NEXT: out 5, r17
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// CHECK-NEXT: out 5, [[REG_1]]
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// CHECK-NEXT: call delay
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// CHECK-NEXT: out 5, r16
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// CHECK-NEXT: out 5, [[REG_2]]
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// CHECK-NEXT: call delay
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// CHECK-NEXT: rjmp .LBB0_1
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#[no_mangle]
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