| ; RUN: llc -mtriple=x86_64-apple-darwin8 < %s | FileCheck %s |
| ; RUN: llc -mtriple=x86_64-pc-linux < %s | FileCheck %s |
| ; RUN: llc -mtriple=x86_64-pc-linux-gnux32 < %s | FileCheck -check-prefix=X32ABI %s |
| |
| %struct.foo = type { [4 x i64] } |
| |
| ; CHECK-LABEL: bar: |
| ; CHECK: movq %rdi, %rax |
| |
| ; For the x32 ABI, pointers are 32-bit but passed in zero-extended to 64-bit |
| ; so either 32-bit or 64-bit instructions may be used. |
| ; X32ABI-LABEL: bar: |
| ; X32ABI: mov{{l|q}} %{{r|e}}di, %{{r|e}}ax |
| |
| define void @bar(ptr noalias sret(%struct.foo) %agg.result, ptr %d) nounwind { |
| entry: |
| %d_addr = alloca ptr ; <ptr> [#uses=2] |
| %memtmp = alloca %struct.foo, align 8 ; <ptr> [#uses=1] |
| %"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0] |
| store ptr %d, ptr %d_addr |
| %tmp = load ptr, ptr %d_addr, align 8 ; <ptr> [#uses=1] |
| %tmp1 = getelementptr %struct.foo, ptr %agg.result, i32 0, i32 0 ; <ptr> [#uses=4] |
| %tmp2 = getelementptr %struct.foo, ptr %tmp, i32 0, i32 0 ; <ptr> [#uses=4] |
| %tmp3 = getelementptr [4 x i64], ptr %tmp1, i32 0, i32 0 ; <ptr> [#uses=1] |
| %tmp4 = getelementptr [4 x i64], ptr %tmp2, i32 0, i32 0 ; <ptr> [#uses=1] |
| %tmp5 = load i64, ptr %tmp4, align 8 ; <i64> [#uses=1] |
| store i64 %tmp5, ptr %tmp3, align 8 |
| %tmp6 = getelementptr [4 x i64], ptr %tmp1, i32 0, i32 1 ; <ptr> [#uses=1] |
| %tmp7 = getelementptr [4 x i64], ptr %tmp2, i32 0, i32 1 ; <ptr> [#uses=1] |
| %tmp8 = load i64, ptr %tmp7, align 8 ; <i64> [#uses=1] |
| store i64 %tmp8, ptr %tmp6, align 8 |
| %tmp9 = getelementptr [4 x i64], ptr %tmp1, i32 0, i32 2 ; <ptr> [#uses=1] |
| %tmp10 = getelementptr [4 x i64], ptr %tmp2, i32 0, i32 2 ; <ptr> [#uses=1] |
| %tmp11 = load i64, ptr %tmp10, align 8 ; <i64> [#uses=1] |
| store i64 %tmp11, ptr %tmp9, align 8 |
| %tmp12 = getelementptr [4 x i64], ptr %tmp1, i32 0, i32 3 ; <ptr> [#uses=1] |
| %tmp13 = getelementptr [4 x i64], ptr %tmp2, i32 0, i32 3 ; <ptr> [#uses=1] |
| %tmp14 = load i64, ptr %tmp13, align 8 ; <i64> [#uses=1] |
| store i64 %tmp14, ptr %tmp12, align 8 |
| %tmp15 = getelementptr %struct.foo, ptr %memtmp, i32 0, i32 0 ; <ptr> [#uses=4] |
| %tmp16 = getelementptr %struct.foo, ptr %agg.result, i32 0, i32 0 ; <ptr> [#uses=4] |
| %tmp17 = getelementptr [4 x i64], ptr %tmp15, i32 0, i32 0 ; <ptr> [#uses=1] |
| %tmp18 = getelementptr [4 x i64], ptr %tmp16, i32 0, i32 0 ; <ptr> [#uses=1] |
| %tmp19 = load i64, ptr %tmp18, align 8 ; <i64> [#uses=1] |
| store i64 %tmp19, ptr %tmp17, align 8 |
| %tmp20 = getelementptr [4 x i64], ptr %tmp15, i32 0, i32 1 ; <ptr> [#uses=1] |
| %tmp21 = getelementptr [4 x i64], ptr %tmp16, i32 0, i32 1 ; <ptr> [#uses=1] |
| %tmp22 = load i64, ptr %tmp21, align 8 ; <i64> [#uses=1] |
| store i64 %tmp22, ptr %tmp20, align 8 |
| %tmp23 = getelementptr [4 x i64], ptr %tmp15, i32 0, i32 2 ; <ptr> [#uses=1] |
| %tmp24 = getelementptr [4 x i64], ptr %tmp16, i32 0, i32 2 ; <ptr> [#uses=1] |
| %tmp25 = load i64, ptr %tmp24, align 8 ; <i64> [#uses=1] |
| store i64 %tmp25, ptr %tmp23, align 8 |
| %tmp26 = getelementptr [4 x i64], ptr %tmp15, i32 0, i32 3 ; <ptr> [#uses=1] |
| %tmp27 = getelementptr [4 x i64], ptr %tmp16, i32 0, i32 3 ; <ptr> [#uses=1] |
| %tmp28 = load i64, ptr %tmp27, align 8 ; <i64> [#uses=1] |
| store i64 %tmp28, ptr %tmp26, align 8 |
| br label %return |
| |
| return: ; preds = %entry |
| ret void |
| } |
| |
| ; CHECK-LABEL: foo: |
| ; CHECK: movq %rdi, %rax |
| |
| ; For the x32 ABI, pointers are 32-bit but passed in zero-extended to 64-bit |
| ; so either 32-bit or 64-bit instructions may be used. |
| ; X32ABI-LABEL: foo: |
| ; X32ABI: mov{{l|q}} %{{r|e}}di, %{{r|e}}ax |
| |
| define void @foo(ptr noalias nocapture sret({ i64 }) %agg.result) nounwind { |
| store { i64 } { i64 0 }, ptr %agg.result |
| ret void |
| } |