diff options
Diffstat (limited to 'test/CodeGen/ARM64/addrmode.ll')
-rw-r--r-- | test/CodeGen/ARM64/addrmode.ll | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/test/CodeGen/ARM64/addrmode.ll b/test/CodeGen/ARM64/addrmode.ll new file mode 100644 index 0000000..e131237 --- /dev/null +++ b/test/CodeGen/ARM64/addrmode.ll @@ -0,0 +1,72 @@ +; RUN: llc -march=arm64 < %s | FileCheck %s +; rdar://10232252 + +@object = external hidden global i64, section "__DATA, __objc_ivar", align 8 + +; base + offset (imm9) +; CHECK: @t1 +; CHECK: ldr xzr, [x{{[0-9]+}}, #8] +; CHECK: ret +define void @t1() { + %incdec.ptr = getelementptr inbounds i64* @object, i64 1 + %tmp = load volatile i64* %incdec.ptr, align 8 + ret void +} + +; base + offset (> imm9) +; CHECK: @t2 +; CHECK: sub [[ADDREG:x[0-9]+]], x{{[0-9]+}}, #264 +; CHECK: ldr xzr, [ +; CHECK: [[ADDREG]]] +; CHECK: ret +define void @t2() { + %incdec.ptr = getelementptr inbounds i64* @object, i64 -33 + %tmp = load volatile i64* %incdec.ptr, align 8 + ret void +} + +; base + unsigned offset (> imm9 and <= imm12 * size of type in bytes) +; CHECK: @t3 +; CHECK: ldr xzr, [x{{[0-9]+}}, #32760] +; CHECK: ret +define void @t3() { + %incdec.ptr = getelementptr inbounds i64* @object, i64 4095 + %tmp = load volatile i64* %incdec.ptr, align 8 + ret void +} + +; base + unsigned offset (> imm12 * size of type in bytes) +; CHECK: @t4 +; CHECK: add [[ADDREG:x[0-9]+]], x{{[0-9]+}}, #32768 +; CHECK: ldr xzr, [ +; CHECK: [[ADDREG]]] +; CHECK: ret +define void @t4() { + %incdec.ptr = getelementptr inbounds i64* @object, i64 4096 + %tmp = load volatile i64* %incdec.ptr, align 8 + ret void +} + +; base + reg +; CHECK: @t5 +; CHECK: ldr xzr, [x{{[0-9]+}}, x{{[0-9]+}}, lsl #3] +; CHECK: ret +define void @t5(i64 %a) { + %incdec.ptr = getelementptr inbounds i64* @object, i64 %a + %tmp = load volatile i64* %incdec.ptr, align 8 + ret void +} + +; base + reg + imm +; CHECK: @t6 +; CHECK: add [[ADDREG:x[0-9]+]], x{{[0-9]+}}, x{{[0-9]+}}, lsl #3 +; CHECK-NEXT: add [[ADDREG]], [[ADDREG]], #32768 +; CHECK: ldr xzr, [ +; CHECK: [[ADDREG]]] +; CHECK: ret +define void @t6(i64 %a) { + %tmp1 = getelementptr inbounds i64* @object, i64 %a + %incdec.ptr = getelementptr inbounds i64* %tmp1, i64 4096 + %tmp = load volatile i64* %incdec.ptr, align 8 + ret void +} |