================
@@ -0,0 +1,66 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
+; RUN: llc -mtriple=x86_64-linux-gnu -verify-machineinstrs < %s -o - |
FileCheck %s --check-prefix=CHECK
+
+define i1 @ptrtoaddr_1(ptr %p) {
+; CHECK-LABEL: ptrtoaddr_1:
+; CHECK: # %bb.0: # %entry
+; CHECK-NEXT: movq %rdi, %rax
+; CHECK-NEXT: xorb $1, %al
+; CHECK-NEXT: # kill: def $al killed $al killed $rax
+; CHECK-NEXT: retq
+entry:
+ %addr = ptrtoaddr ptr %p to i1
+ %ret = xor i1 %addr, 1
+ ret i1 %ret
+}
+
+define i8 @ptrtoaddr_8(ptr %p) {
+; CHECK-LABEL: ptrtoaddr_8:
+; CHECK: # %bb.0: # %entry
+; CHECK-NEXT: movq %rdi, %rax
+; CHECK-NEXT: notb %al
+; CHECK-NEXT: # kill: def $al killed $al killed $rax
+; CHECK-NEXT: retq
+entry:
+ %addr = ptrtoaddr ptr %p to i8
+ %ret = xor i8 %addr, -1
+ ret i8 %ret
+}
+
+define i16 @ptrtoaddr_16(ptr %p) {
+; CHECK-LABEL: ptrtoaddr_16:
+; CHECK: # %bb.0: # %entry
+; CHECK-NEXT: movq %rdi, %rax
+; CHECK-NEXT: notl %eax
+; CHECK-NEXT: # kill: def $ax killed $ax killed $rax
+; CHECK-NEXT: retq
+entry:
+ %addr = ptrtoaddr ptr %p to i16
+ %ret = xor i16 %addr, -1
+ ret i16 %ret
+}
+
+define i32 @ptrtoaddr_s32_p0(ptr %p) {
+; CHECK-LABEL: ptrtoaddr_s32_p0:
+; CHECK: # %bb.0: # %entry
+; CHECK-NEXT: movq %rdi, %rax
+; CHECK-NEXT: notl %eax
+; CHECK-NEXT: # kill: def $eax killed $eax killed $rax
+; CHECK-NEXT: retq
+entry:
+ %addr = ptrtoaddr ptr %p to i32
+ %ret = xor i32 %addr, -1
+ ret i32 %ret
+}
+
+define i64 @ptrtoaddr_s64_p0(ptr %p) {
+; CHECK-LABEL: ptrtoaddr_s64_p0:
+; CHECK: # %bb.0: # %entry
+; CHECK-NEXT: movq %rdi, %rax
+; CHECK-NEXT: notq %rax
+; CHECK-NEXT: retq
+entry:
+ %addr = ptrtoaddr ptr %p to i64
+ %ret = xor i64 %addr, -1
+ ret i64 %ret
+}
----------------
arsenm wrote:
Test to an integer > 64?
https://github.com/llvm/llvm-project/pull/139357
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