| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py |
| ; RUN: llc -verify-machineinstrs < %s -mtriple=armv7-apple-ios | FileCheck --check-prefix=CHECK-APPLE %s |
| ; RUN: llc -verify-machineinstrs -O0 < %s -mtriple=armv7-apple-ios | FileCheck --check-prefix=CHECK-O0 %s |
| ; RUN: llc -verify-machineinstrs < %s -mtriple=armv7-linux-androideabi | FileCheck --check-prefix=CHECK-ANDROID %s |
| |
| declare ptr @malloc(i64) |
| declare void @free(ptr) |
| %swift_error = type { i64, i8 } |
| %struct.S = type { i32, i32, i32, i32, i32, i32 } |
| |
| ; This tests the basic usage of a swifterror parameter. "foo" is the function |
| ; that takes a swifterror parameter and "caller" is the caller of "foo". |
| define float @foo(ptr swifterror %error_ptr_ref) { |
| ; CHECK-APPLE-LABEL: foo: |
| ; CHECK-APPLE: @ %bb.0: @ %entry |
| ; CHECK-APPLE-NEXT: push {lr} |
| ; CHECK-APPLE-NEXT: mov r0, #16 |
| ; CHECK-APPLE-NEXT: mov r1, #0 |
| ; CHECK-APPLE-NEXT: bl _malloc |
| ; CHECK-APPLE-NEXT: mov r8, r0 |
| ; CHECK-APPLE-NEXT: mov r0, #1 |
| ; CHECK-APPLE-NEXT: strb r0, [r8, #8] |
| ; CHECK-APPLE-NEXT: mov r0, #1065353216 |
| ; CHECK-APPLE-NEXT: pop {lr} |
| ; CHECK-APPLE-NEXT: bx lr |
| ; |
| ; CHECK-O0-LABEL: foo: |
| ; CHECK-O0: @ %bb.0: @ %entry |
| ; CHECK-O0-NEXT: push {r7, lr} |
| ; CHECK-O0-NEXT: mov r7, sp |
| ; CHECK-O0-NEXT: mov r0, #16 |
| ; CHECK-O0-NEXT: mov r1, #0 |
| ; CHECK-O0-NEXT: bl _malloc |
| ; CHECK-O0-NEXT: mov r1, r0 |
| ; CHECK-O0-NEXT: mov r8, r1 |
| ; CHECK-O0-NEXT: mov r0, #1 |
| ; CHECK-O0-NEXT: strb r0, [r1, #8] |
| ; CHECK-O0-NEXT: mov r0, #1065353216 |
| ; CHECK-O0-NEXT: pop {r7, pc} |
| ; |
| ; CHECK-ANDROID-LABEL: foo: |
| ; CHECK-ANDROID: @ %bb.0: @ %entry |
| ; CHECK-ANDROID-NEXT: .save {r11, lr} |
| ; CHECK-ANDROID-NEXT: push {r11, lr} |
| ; CHECK-ANDROID-NEXT: mov r0, #16 |
| ; CHECK-ANDROID-NEXT: mov r1, #0 |
| ; CHECK-ANDROID-NEXT: bl malloc |
| ; CHECK-ANDROID-NEXT: mov r8, r0 |
| ; CHECK-ANDROID-NEXT: mov r0, #1 |
| ; CHECK-ANDROID-NEXT: strb r0, [r8, #8] |
| ; CHECK-ANDROID-NEXT: mov r0, #1065353216 |
| ; CHECK-ANDROID-NEXT: pop {r11, pc} |
| |
| entry: |
| %call = call ptr @malloc(i64 16) |
| store ptr %call, ptr %error_ptr_ref |
| %tmp = getelementptr inbounds i8, ptr %call, i64 8 |
| store i8 1, ptr %tmp |
| ret float 1.0 |
| } |
| |
| ; "caller" calls "foo" that takes a swifterror parameter. |
| define float @caller(ptr %error_ref) { |
| ; CHECK-APPLE-LABEL: caller: |
| ; CHECK-APPLE: @ %bb.0: @ %entry |
| ; CHECK-APPLE-NEXT: push {r4, r8, lr} |
| ; CHECK-APPLE-NEXT: sub sp, sp, #4 |
| ; CHECK-APPLE-NEXT: mov r8, #0 |
| ; CHECK-APPLE-NEXT: mov r4, r0 |
| ; CHECK-APPLE-NEXT: bl _foo |
| ; CHECK-APPLE-NEXT: mov r0, r8 |
| ; CHECK-APPLE-NEXT: cmp r8, #0 |
| ; CHECK-APPLE-NEXT: ldrbeq r1, [r0, #8] |
| ; CHECK-APPLE-NEXT: strbeq r1, [r4] |
| ; CHECK-APPLE-NEXT: bl _free |
| ; CHECK-APPLE-NEXT: mov r0, #1065353216 |
| ; CHECK-APPLE-NEXT: add sp, sp, #4 |
| ; CHECK-APPLE-NEXT: pop {r4, r8, pc} |
| ; |
| ; CHECK-O0-LABEL: caller: |
| ; CHECK-O0: @ %bb.0: @ %entry |
| ; CHECK-O0-NEXT: push {r7, lr} |
| ; CHECK-O0-NEXT: mov r7, sp |
| ; CHECK-O0-NEXT: push {r8} |
| ; CHECK-O0-NEXT: sub sp, sp, #12 |
| ; CHECK-O0-NEXT: @ implicit-def: $r1 |
| ; CHECK-O0-NEXT: str r0, [sp] @ 4-byte Spill |
| ; CHECK-O0-NEXT: mov r8, #0 |
| ; CHECK-O0-NEXT: bl _foo |
| ; CHECK-O0-NEXT: str r8, [sp, #4] @ 4-byte Spill |
| ; CHECK-O0-NEXT: movw r0, #0 |
| ; CHECK-O0-NEXT: cmp r8, r0 |
| ; CHECK-O0-NEXT: bne LBB1_2 |
| ; CHECK-O0-NEXT: @ %bb.1: @ %cont |
| ; CHECK-O0-NEXT: ldr r1, [sp] @ 4-byte Reload |
| ; CHECK-O0-NEXT: ldr r0, [sp, #4] @ 4-byte Reload |
| ; CHECK-O0-NEXT: ldrb r0, [r0, #8] |
| ; CHECK-O0-NEXT: strb r0, [r1] |
| ; CHECK-O0-NEXT: LBB1_2: @ %handler |
| ; CHECK-O0-NEXT: ldr r0, [sp, #4] @ 4-byte Reload |
| ; CHECK-O0-NEXT: bl _free |
| ; CHECK-O0-NEXT: mov r0, #1065353216 |
| ; CHECK-O0-NEXT: sub sp, r7, #4 |
| ; CHECK-O0-NEXT: pop {r8} |
| ; CHECK-O0-NEXT: pop {r7, pc} |
| ; |
| ; CHECK-ANDROID-LABEL: caller: |
| ; CHECK-ANDROID: @ %bb.0: @ %entry |
| ; CHECK-ANDROID-NEXT: .save {r4, r8, r11, lr} |
| ; CHECK-ANDROID-NEXT: push {r4, r8, r11, lr} |
| ; CHECK-ANDROID-NEXT: .pad #8 |
| ; CHECK-ANDROID-NEXT: sub sp, sp, #8 |
| ; CHECK-ANDROID-NEXT: mov r8, #0 |
| ; CHECK-ANDROID-NEXT: mov r4, r0 |
| ; CHECK-ANDROID-NEXT: bl foo |
| ; CHECK-ANDROID-NEXT: mov r0, r8 |
| ; CHECK-ANDROID-NEXT: cmp r8, #0 |
| ; CHECK-ANDROID-NEXT: ldrbeq r1, [r0, #8] |
| ; CHECK-ANDROID-NEXT: strbeq r1, [r4] |
| ; CHECK-ANDROID-NEXT: bl free |
| ; CHECK-ANDROID-NEXT: mov r0, #1065353216 |
| ; CHECK-ANDROID-NEXT: add sp, sp, #8 |
| ; CHECK-ANDROID-NEXT: pop {r4, r8, r11, pc} |
| ; Access part of the error object and save it to error_ref |
| |
| ; spill r0 |
| ; reload r0 |
| entry: |
| %error_ptr_ref = alloca swifterror ptr |
| store ptr null, ptr %error_ptr_ref |
| %call = call float @foo(ptr swifterror %error_ptr_ref) |
| %error_from_foo = load ptr, ptr %error_ptr_ref |
| %had_error_from_foo = icmp ne ptr %error_from_foo, null |
| br i1 %had_error_from_foo, label %handler, label %cont |
| cont: |
| %v1 = getelementptr inbounds %swift_error, ptr %error_from_foo, i64 0, i32 1 |
| %t = load i8, ptr %v1 |
| store i8 %t, ptr %error_ref |
| br label %handler |
| handler: |
| call void @free(ptr %error_from_foo) |
| ret float 1.0 |
| } |
| |
| ; "caller2" is the caller of "foo", it calls "foo" inside a loop. |
| define float @caller2(ptr %error_ref) { |
| ; CHECK-APPLE-LABEL: caller2: |
| ; CHECK-APPLE: @ %bb.0: @ %entry |
| ; CHECK-APPLE-NEXT: push {r4, r8, lr} |
| ; CHECK-APPLE-NEXT: vpush {d8} |
| ; CHECK-APPLE-NEXT: sub sp, sp, #4 |
| ; CHECK-APPLE-NEXT: vmov.f32 s16, #1.000000e+00 |
| ; CHECK-APPLE-NEXT: mov r4, r0 |
| ; CHECK-APPLE-NEXT: LBB2_1: @ %bb_loop |
| ; CHECK-APPLE-NEXT: @ =>This Inner Loop Header: Depth=1 |
| ; CHECK-APPLE-NEXT: mov r8, #0 |
| ; CHECK-APPLE-NEXT: bl _foo |
| ; CHECK-APPLE-NEXT: cmp r8, #0 |
| ; CHECK-APPLE-NEXT: bne LBB2_4 |
| ; CHECK-APPLE-NEXT: @ %bb.2: @ %cont |
| ; CHECK-APPLE-NEXT: @ in Loop: Header=BB2_1 Depth=1 |
| ; CHECK-APPLE-NEXT: vmov s0, r0 |
| ; CHECK-APPLE-NEXT: vcmp.f32 s0, s16 |
| ; CHECK-APPLE-NEXT: vmrs APSR_nzcv, fpscr |
| ; CHECK-APPLE-NEXT: ble LBB2_1 |
| ; CHECK-APPLE-NEXT: @ %bb.3: @ %bb_end |
| ; CHECK-APPLE-NEXT: ldrb r0, [r8, #8] |
| ; CHECK-APPLE-NEXT: strb r0, [r4] |
| ; CHECK-APPLE-NEXT: LBB2_4: @ %handler |
| ; CHECK-APPLE-NEXT: mov r0, r8 |
| ; CHECK-APPLE-NEXT: bl _free |
| ; CHECK-APPLE-NEXT: mov r0, #1065353216 |
| ; CHECK-APPLE-NEXT: add sp, sp, #4 |
| ; CHECK-APPLE-NEXT: vpop {d8} |
| ; CHECK-APPLE-NEXT: pop {r4, r8, pc} |
| ; |
| ; CHECK-O0-LABEL: caller2: |
| ; CHECK-O0: @ %bb.0: @ %entry |
| ; CHECK-O0-NEXT: push {r7, lr} |
| ; CHECK-O0-NEXT: mov r7, sp |
| ; CHECK-O0-NEXT: push {r8} |
| ; CHECK-O0-NEXT: sub sp, sp, #16 |
| ; CHECK-O0-NEXT: @ implicit-def: $r1 |
| ; CHECK-O0-NEXT: str r0, [sp, #8] @ 4-byte Spill |
| ; CHECK-O0-NEXT: LBB2_1: @ %bb_loop |
| ; CHECK-O0-NEXT: @ =>This Inner Loop Header: Depth=1 |
| ; CHECK-O0-NEXT: mov r8, #0 |
| ; CHECK-O0-NEXT: bl _foo |
| ; CHECK-O0-NEXT: vmov s0, r0 |
| ; CHECK-O0-NEXT: vstr s0, [sp] @ 4-byte Spill |
| ; CHECK-O0-NEXT: str r8, [sp, #4] @ 4-byte Spill |
| ; CHECK-O0-NEXT: movw r0, #0 |
| ; CHECK-O0-NEXT: cmp r8, r0 |
| ; CHECK-O0-NEXT: bne LBB2_4 |
| ; CHECK-O0-NEXT: @ %bb.2: @ %cont |
| ; CHECK-O0-NEXT: @ in Loop: Header=BB2_1 Depth=1 |
| ; CHECK-O0-NEXT: vldr s0, [sp] @ 4-byte Reload |
| ; CHECK-O0-NEXT: vmov.f32 s2, #1.000000e+00 |
| ; CHECK-O0-NEXT: vcmp.f32 s0, s2 |
| ; CHECK-O0-NEXT: vmrs APSR_nzcv, fpscr |
| ; CHECK-O0-NEXT: ble LBB2_1 |
| ; CHECK-O0-NEXT: @ %bb.3: @ %bb_end |
| ; CHECK-O0-NEXT: ldr r1, [sp, #8] @ 4-byte Reload |
| ; CHECK-O0-NEXT: ldr r0, [sp, #4] @ 4-byte Reload |
| ; CHECK-O0-NEXT: ldrb r0, [r0, #8] |
| ; CHECK-O0-NEXT: strb r0, [r1] |
| ; CHECK-O0-NEXT: LBB2_4: @ %handler |
| ; CHECK-O0-NEXT: ldr r0, [sp, #4] @ 4-byte Reload |
| ; CHECK-O0-NEXT: bl _free |
| ; CHECK-O0-NEXT: mov r0, #1065353216 |
| ; CHECK-O0-NEXT: sub sp, r7, #4 |
| ; CHECK-O0-NEXT: pop {r8} |
| ; CHECK-O0-NEXT: pop {r7, pc} |
| ; |
| ; CHECK-ANDROID-LABEL: caller2: |
| ; CHECK-ANDROID: @ %bb.0: @ %entry |
| ; CHECK-ANDROID-NEXT: .save {r4, r8, r11, lr} |
| ; CHECK-ANDROID-NEXT: push {r4, r8, r11, lr} |
| ; CHECK-ANDROID-NEXT: .vsave {d8} |
| ; CHECK-ANDROID-NEXT: vpush {d8} |
| ; CHECK-ANDROID-NEXT: .pad #8 |
| ; CHECK-ANDROID-NEXT: sub sp, sp, #8 |
| ; CHECK-ANDROID-NEXT: vmov.f32 s16, #1.000000e+00 |
| ; CHECK-ANDROID-NEXT: mov r4, r0 |
| ; CHECK-ANDROID-NEXT: .LBB2_1: @ %bb_loop |
| ; CHECK-ANDROID-NEXT: @ =>This Inner Loop Header: Depth=1 |
| ; CHECK-ANDROID-NEXT: mov r8, #0 |
| ; CHECK-ANDROID-NEXT: bl foo |
| ; CHECK-ANDROID-NEXT: cmp r8, #0 |
| ; CHECK-ANDROID-NEXT: bne .LBB2_4 |
| ; CHECK-ANDROID-NEXT: @ %bb.2: @ %cont |
| ; CHECK-ANDROID-NEXT: @ in Loop: Header=BB2_1 Depth=1 |
| ; CHECK-ANDROID-NEXT: vmov s0, r0 |
| ; CHECK-ANDROID-NEXT: vcmp.f32 s0, s16 |
| ; CHECK-ANDROID-NEXT: vmrs APSR_nzcv, fpscr |
| ; CHECK-ANDROID-NEXT: ble .LBB2_1 |
| ; CHECK-ANDROID-NEXT: @ %bb.3: @ %bb_end |
| ; CHECK-ANDROID-NEXT: ldrb r0, [r8, #8] |
| ; CHECK-ANDROID-NEXT: strb r0, [r4] |
| ; CHECK-ANDROID-NEXT: .LBB2_4: @ %handler |
| ; CHECK-ANDROID-NEXT: mov r0, r8 |
| ; CHECK-ANDROID-NEXT: bl free |
| ; CHECK-ANDROID-NEXT: mov r0, #1065353216 |
| ; CHECK-ANDROID-NEXT: add sp, sp, #8 |
| ; CHECK-ANDROID-NEXT: vpop {d8} |
| ; CHECK-ANDROID-NEXT: pop {r4, r8, r11, pc} |
| ; Access part of the error object and save it to error_ref |
| |
| ; spill r0 |
| ; reload r0 |
| entry: |
| %error_ptr_ref = alloca swifterror ptr |
| br label %bb_loop |
| bb_loop: |
| store ptr null, ptr %error_ptr_ref |
| %call = call float @foo(ptr swifterror %error_ptr_ref) |
| %error_from_foo = load ptr, ptr %error_ptr_ref |
| %had_error_from_foo = icmp ne ptr %error_from_foo, null |
| br i1 %had_error_from_foo, label %handler, label %cont |
| cont: |
| %cmp = fcmp ogt float %call, 1.000000e+00 |
| br i1 %cmp, label %bb_end, label %bb_loop |
| bb_end: |
| %v1 = getelementptr inbounds %swift_error, ptr %error_from_foo, i64 0, i32 1 |
| %t = load i8, ptr %v1 |
| store i8 %t, ptr %error_ref |
| br label %handler |
| handler: |
| call void @free(ptr %error_from_foo) |
| ret float 1.0 |
| } |
| |
| ; "foo_if" is a function that takes a swifterror parameter, it sets swifterror |
| ; under a certain condition. |
| define float @foo_if(ptr swifterror %error_ptr_ref, i32 %cc) { |
| ; CHECK-APPLE-LABEL: foo_if: |
| ; CHECK-APPLE: @ %bb.0: @ %entry |
| ; CHECK-APPLE-NEXT: push {lr} |
| ; CHECK-APPLE-NEXT: cmp r0, #0 |
| ; CHECK-APPLE-NEXT: beq LBB3_2 |
| ; CHECK-APPLE-NEXT: @ %bb.1: @ %gen_error |
| ; CHECK-APPLE-NEXT: mov r0, #16 |
| ; CHECK-APPLE-NEXT: mov r1, #0 |
| ; CHECK-APPLE-NEXT: bl _malloc |
| ; CHECK-APPLE-NEXT: mov r8, r0 |
| ; CHECK-APPLE-NEXT: mov r0, #1 |
| ; CHECK-APPLE-NEXT: vmov.f32 s0, #1.000000e+00 |
| ; CHECK-APPLE-NEXT: strb r0, [r8, #8] |
| ; CHECK-APPLE-NEXT: b LBB3_3 |
| ; CHECK-APPLE-NEXT: LBB3_2: |
| ; CHECK-APPLE-NEXT: vldr s0, LCPI3_0 |
| ; CHECK-APPLE-NEXT: LBB3_3: @ %common.ret |
| ; CHECK-APPLE-NEXT: vmov r0, s0 |
| ; CHECK-APPLE-NEXT: pop {lr} |
| ; CHECK-APPLE-NEXT: bx lr |
| ; CHECK-APPLE-NEXT: .p2align 2 |
| ; CHECK-APPLE-NEXT: @ %bb.4: |
| ; CHECK-APPLE-NEXT: .data_region |
| ; CHECK-APPLE-NEXT: LCPI3_0: |
| ; CHECK-APPLE-NEXT: .long 0x00000000 @ float 0 |
| ; CHECK-APPLE-NEXT: .end_data_region |
| ; |
| ; CHECK-O0-LABEL: foo_if: |
| ; CHECK-O0: @ %bb.0: @ %entry |
| ; CHECK-O0-NEXT: push {r7, lr} |
| ; CHECK-O0-NEXT: mov r7, sp |
| ; CHECK-O0-NEXT: sub sp, sp, #4 |
| ; CHECK-O0-NEXT: str r8, [sp] @ 4-byte Spill |
| ; CHECK-O0-NEXT: cmp r0, #0 |
| ; CHECK-O0-NEXT: beq LBB3_2 |
| ; CHECK-O0-NEXT: @ %bb.1: @ %gen_error |
| ; CHECK-O0-NEXT: mov r0, #16 |
| ; CHECK-O0-NEXT: mov r1, #0 |
| ; CHECK-O0-NEXT: bl _malloc |
| ; CHECK-O0-NEXT: mov r1, r0 |
| ; CHECK-O0-NEXT: mov r8, r1 |
| ; CHECK-O0-NEXT: mov r0, #1 |
| ; CHECK-O0-NEXT: strb r0, [r1, #8] |
| ; CHECK-O0-NEXT: mov r0, #1065353216 |
| ; CHECK-O0-NEXT: mov sp, r7 |
| ; CHECK-O0-NEXT: pop {r7, pc} |
| ; CHECK-O0-NEXT: LBB3_2: @ %normal |
| ; CHECK-O0-NEXT: ldr r8, [sp] @ 4-byte Reload |
| ; CHECK-O0-NEXT: mov r0, #0 |
| ; CHECK-O0-NEXT: mov sp, r7 |
| ; CHECK-O0-NEXT: pop {r7, pc} |
| ; |
| ; CHECK-ANDROID-LABEL: foo_if: |
| ; CHECK-ANDROID: @ %bb.0: @ %entry |
| ; CHECK-ANDROID-NEXT: .save {r11, lr} |
| ; CHECK-ANDROID-NEXT: push {r11, lr} |
| ; CHECK-ANDROID-NEXT: cmp r0, #0 |
| ; CHECK-ANDROID-NEXT: beq .LBB3_2 |
| ; CHECK-ANDROID-NEXT: @ %bb.1: @ %gen_error |
| ; CHECK-ANDROID-NEXT: mov r0, #16 |
| ; CHECK-ANDROID-NEXT: mov r1, #0 |
| ; CHECK-ANDROID-NEXT: bl malloc |
| ; CHECK-ANDROID-NEXT: vmov.f32 s0, #1.000000e+00 |
| ; CHECK-ANDROID-NEXT: mov r8, r0 |
| ; CHECK-ANDROID-NEXT: mov r0, #1 |
| ; CHECK-ANDROID-NEXT: strb r0, [r8, #8] |
| ; CHECK-ANDROID-NEXT: vmov r0, s0 |
| ; CHECK-ANDROID-NEXT: pop {r11, pc} |
| ; CHECK-ANDROID-NEXT: .LBB3_2: |
| ; CHECK-ANDROID-NEXT: vldr s0, .LCPI3_0 |
| ; CHECK-ANDROID-NEXT: vmov r0, s0 |
| ; CHECK-ANDROID-NEXT: pop {r11, pc} |
| ; CHECK-ANDROID-NEXT: .p2align 2 |
| ; CHECK-ANDROID-NEXT: @ %bb.3: |
| ; CHECK-ANDROID-NEXT: .LCPI3_0: |
| ; CHECK-ANDROID-NEXT: .long 0x00000000 @ float 0 |
| |
| ; spill to stack |
| ; reload from stack |
| entry: |
| %cond = icmp ne i32 %cc, 0 |
| br i1 %cond, label %gen_error, label %normal |
| |
| gen_error: |
| %call = call ptr @malloc(i64 16) |
| store ptr %call, ptr %error_ptr_ref |
| %tmp = getelementptr inbounds i8, ptr %call, i64 8 |
| store i8 1, ptr %tmp |
| ret float 1.0 |
| |
| normal: |
| ret float 0.0 |
| } |
| |
| ; "foo_loop" is a function that takes a swifterror parameter, it sets swifterror |
| ; under a certain condition inside a loop. |
| define float @foo_loop(ptr swifterror %error_ptr_ref, i32 %cc, float %cc2) { |
| ; CHECK-APPLE-LABEL: foo_loop: |
| ; CHECK-APPLE: @ %bb.0: @ %entry |
| ; CHECK-APPLE-NEXT: push {r4, r5, lr} |
| ; CHECK-APPLE-NEXT: vpush {d8, d9} |
| ; CHECK-APPLE-NEXT: vmov.f32 s18, #1.000000e+00 |
| ; CHECK-APPLE-NEXT: mov r4, r0 |
| ; CHECK-APPLE-NEXT: vmov s16, r1 |
| ; CHECK-APPLE-NEXT: mov r5, #1 |
| ; CHECK-APPLE-NEXT: b LBB4_2 |
| ; CHECK-APPLE-NEXT: LBB4_1: @ %bb_cont |
| ; CHECK-APPLE-NEXT: @ in Loop: Header=BB4_2 Depth=1 |
| ; CHECK-APPLE-NEXT: vcmp.f32 s16, s18 |
| ; CHECK-APPLE-NEXT: vmrs APSR_nzcv, fpscr |
| ; CHECK-APPLE-NEXT: bgt LBB4_4 |
| ; CHECK-APPLE-NEXT: LBB4_2: @ %bb_loop |
| ; CHECK-APPLE-NEXT: @ =>This Inner Loop Header: Depth=1 |
| ; CHECK-APPLE-NEXT: cmp r4, #0 |
| ; CHECK-APPLE-NEXT: beq LBB4_1 |
| ; CHECK-APPLE-NEXT: @ %bb.3: @ %gen_error |
| ; CHECK-APPLE-NEXT: @ in Loop: Header=BB4_2 Depth=1 |
| ; CHECK-APPLE-NEXT: mov r0, #16 |
| ; CHECK-APPLE-NEXT: mov r1, #0 |
| ; CHECK-APPLE-NEXT: bl _malloc |
| ; CHECK-APPLE-NEXT: mov r8, r0 |
| ; CHECK-APPLE-NEXT: strb r5, [r0, #8] |
| ; CHECK-APPLE-NEXT: b LBB4_1 |
| ; CHECK-APPLE-NEXT: LBB4_4: @ %bb_end |
| ; CHECK-APPLE-NEXT: mov r0, #0 |
| ; CHECK-APPLE-NEXT: vpop {d8, d9} |
| ; CHECK-APPLE-NEXT: pop {r4, r5, pc} |
| ; |
| ; CHECK-O0-LABEL: foo_loop: |
| ; CHECK-O0: @ %bb.0: @ %entry |
| ; CHECK-O0-NEXT: push {r7, lr} |
| ; CHECK-O0-NEXT: mov r7, sp |
| ; CHECK-O0-NEXT: sub sp, sp, #20 |
| ; CHECK-O0-NEXT: str r0, [sp, #8] @ 4-byte Spill |
| ; CHECK-O0-NEXT: vmov s0, r1 |
| ; CHECK-O0-NEXT: vstr s0, [r7, #-8] @ 4-byte Spill |
| ; CHECK-O0-NEXT: str r8, [r7, #-4] @ 4-byte Spill |
| ; CHECK-O0-NEXT: b LBB4_1 |
| ; CHECK-O0-NEXT: LBB4_1: @ %bb_loop |
| ; CHECK-O0-NEXT: @ =>This Inner Loop Header: Depth=1 |
| ; CHECK-O0-NEXT: ldr r1, [sp, #8] @ 4-byte Reload |
| ; CHECK-O0-NEXT: ldr r0, [r7, #-4] @ 4-byte Reload |
| ; CHECK-O0-NEXT: cmp r1, #0 |
| ; CHECK-O0-NEXT: str r0, [sp, #4] @ 4-byte Spill |
| ; CHECK-O0-NEXT: beq LBB4_3 |
| ; CHECK-O0-NEXT: @ %bb.2: @ %gen_error |
| ; CHECK-O0-NEXT: @ in Loop: Header=BB4_1 Depth=1 |
| ; CHECK-O0-NEXT: mov r0, #16 |
| ; CHECK-O0-NEXT: mov r1, #0 |
| ; CHECK-O0-NEXT: bl _malloc |
| ; CHECK-O0-NEXT: mov r2, r0 |
| ; CHECK-O0-NEXT: movw r1, #1 |
| ; CHECK-O0-NEXT: strb r1, [r2, #8] |
| ; CHECK-O0-NEXT: str r0, [sp, #4] @ 4-byte Spill |
| ; CHECK-O0-NEXT: LBB4_3: @ %bb_cont |
| ; CHECK-O0-NEXT: @ in Loop: Header=BB4_1 Depth=1 |
| ; CHECK-O0-NEXT: vldr s0, [r7, #-8] @ 4-byte Reload |
| ; CHECK-O0-NEXT: ldr r0, [sp, #4] @ 4-byte Reload |
| ; CHECK-O0-NEXT: str r0, [sp] @ 4-byte Spill |
| ; CHECK-O0-NEXT: vmov.f32 s2, #1.000000e+00 |
| ; CHECK-O0-NEXT: vcmp.f32 s0, s2 |
| ; CHECK-O0-NEXT: vmrs APSR_nzcv, fpscr |
| ; CHECK-O0-NEXT: str r0, [r7, #-4] @ 4-byte Spill |
| ; CHECK-O0-NEXT: ble LBB4_1 |
| ; CHECK-O0-NEXT: @ %bb.4: @ %bb_end |
| ; CHECK-O0-NEXT: ldr r8, [sp] @ 4-byte Reload |
| ; CHECK-O0-NEXT: mov r0, #0 |
| ; CHECK-O0-NEXT: mov sp, r7 |
| ; CHECK-O0-NEXT: pop {r7, pc} |
| ; |
| ; CHECK-ANDROID-LABEL: foo_loop: |
| ; CHECK-ANDROID: @ %bb.0: @ %entry |
| ; CHECK-ANDROID-NEXT: .save {r4, r5, r11, lr} |
| ; CHECK-ANDROID-NEXT: push {r4, r5, r11, lr} |
| ; CHECK-ANDROID-NEXT: .vsave {d8, d9} |
| ; CHECK-ANDROID-NEXT: vpush {d8, d9} |
| ; CHECK-ANDROID-NEXT: vmov.f32 s18, #1.000000e+00 |
| ; CHECK-ANDROID-NEXT: mov r4, r0 |
| ; CHECK-ANDROID-NEXT: vmov s16, r1 |
| ; CHECK-ANDROID-NEXT: mov r5, #1 |
| ; CHECK-ANDROID-NEXT: b .LBB4_2 |
| ; CHECK-ANDROID-NEXT: .LBB4_1: @ %bb_cont |
| ; CHECK-ANDROID-NEXT: @ in Loop: Header=BB4_2 Depth=1 |
| ; CHECK-ANDROID-NEXT: vcmp.f32 s16, s18 |
| ; CHECK-ANDROID-NEXT: vmrs APSR_nzcv, fpscr |
| ; CHECK-ANDROID-NEXT: bgt .LBB4_4 |
| ; CHECK-ANDROID-NEXT: .LBB4_2: @ %bb_loop |
| ; CHECK-ANDROID-NEXT: @ =>This Inner Loop Header: Depth=1 |
| ; CHECK-ANDROID-NEXT: cmp r4, #0 |
| ; CHECK-ANDROID-NEXT: beq .LBB4_1 |
| ; CHECK-ANDROID-NEXT: @ %bb.3: @ %gen_error |
| ; CHECK-ANDROID-NEXT: @ in Loop: Header=BB4_2 Depth=1 |
| ; CHECK-ANDROID-NEXT: mov r0, #16 |
| ; CHECK-ANDROID-NEXT: mov r1, #0 |
| ; CHECK-ANDROID-NEXT: bl malloc |
| ; CHECK-ANDROID-NEXT: mov r8, r0 |
| ; CHECK-ANDROID-NEXT: strb r5, [r0, #8] |
| ; CHECK-ANDROID-NEXT: b .LBB4_1 |
| ; CHECK-ANDROID-NEXT: .LBB4_4: @ %bb_end |
| ; CHECK-ANDROID-NEXT: mov r0, #0 |
| ; CHECK-ANDROID-NEXT: vpop {d8, d9} |
| ; CHECK-ANDROID-NEXT: pop {r4, r5, r11, pc} |
| ; swifterror is kept in a register |
| |
| ; spill r0 |
| ; reload from stack |
| entry: |
| br label %bb_loop |
| |
| bb_loop: |
| %cond = icmp ne i32 %cc, 0 |
| br i1 %cond, label %gen_error, label %bb_cont |
| |
| gen_error: |
| %call = call ptr @malloc(i64 16) |
| store ptr %call, ptr %error_ptr_ref |
| %tmp = getelementptr inbounds i8, ptr %call, i64 8 |
| store i8 1, ptr %tmp |
| br label %bb_cont |
| |
| bb_cont: |
| %cmp = fcmp ogt float %cc2, 1.000000e+00 |
| br i1 %cmp, label %bb_end, label %bb_loop |
| bb_end: |
| ret float 0.0 |
| } |
| |
| ; "foo_sret" is a function that takes a swifterror parameter, it also has a sret |
| ; parameter. |
| define void @foo_sret(ptr sret(%struct.S) %agg.result, i32 %val1, ptr swifterror %error_ptr_ref) { |
| ; CHECK-APPLE-LABEL: foo_sret: |
| ; CHECK-APPLE: @ %bb.0: @ %entry |
| ; CHECK-APPLE-NEXT: push {r4, r5, lr} |
| ; CHECK-APPLE-NEXT: mov r4, r1 |
| ; CHECK-APPLE-NEXT: mov r5, r0 |
| ; CHECK-APPLE-NEXT: mov r0, #16 |
| ; CHECK-APPLE-NEXT: mov r1, #0 |
| ; CHECK-APPLE-NEXT: bl _malloc |
| ; CHECK-APPLE-NEXT: mov r1, #1 |
| ; CHECK-APPLE-NEXT: mov r8, r0 |
| ; CHECK-APPLE-NEXT: strb r1, [r0, #8] |
| ; CHECK-APPLE-NEXT: str r4, [r5, #4] |
| ; CHECK-APPLE-NEXT: pop {r4, r5, pc} |
| ; |
| ; CHECK-O0-LABEL: foo_sret: |
| ; CHECK-O0: @ %bb.0: @ %entry |
| ; CHECK-O0-NEXT: push {r7, lr} |
| ; CHECK-O0-NEXT: mov r7, sp |
| ; CHECK-O0-NEXT: sub sp, sp, #8 |
| ; CHECK-O0-NEXT: str r1, [sp] @ 4-byte Spill |
| ; CHECK-O0-NEXT: str r0, [sp, #4] @ 4-byte Spill |
| ; CHECK-O0-NEXT: mov r0, #16 |
| ; CHECK-O0-NEXT: mov r1, #0 |
| ; CHECK-O0-NEXT: bl _malloc |
| ; CHECK-O0-NEXT: ldr r1, [sp] @ 4-byte Reload |
| ; CHECK-O0-NEXT: mov r3, r0 |
| ; CHECK-O0-NEXT: ldr r0, [sp, #4] @ 4-byte Reload |
| ; CHECK-O0-NEXT: mov r8, r3 |
| ; CHECK-O0-NEXT: mov r2, #1 |
| ; CHECK-O0-NEXT: strb r2, [r3, #8] |
| ; CHECK-O0-NEXT: str r1, [r0, #4] |
| ; CHECK-O0-NEXT: mov sp, r7 |
| ; CHECK-O0-NEXT: pop {r7, pc} |
| ; |
| ; CHECK-ANDROID-LABEL: foo_sret: |
| ; CHECK-ANDROID: @ %bb.0: @ %entry |
| ; CHECK-ANDROID-NEXT: .save {r4, r5, r11, lr} |
| ; CHECK-ANDROID-NEXT: push {r4, r5, r11, lr} |
| ; CHECK-ANDROID-NEXT: mov r4, r1 |
| ; CHECK-ANDROID-NEXT: mov r5, r0 |
| ; CHECK-ANDROID-NEXT: mov r0, #16 |
| ; CHECK-ANDROID-NEXT: mov r1, #0 |
| ; CHECK-ANDROID-NEXT: bl malloc |
| ; CHECK-ANDROID-NEXT: mov r1, #1 |
| ; CHECK-ANDROID-NEXT: mov r8, r0 |
| ; CHECK-ANDROID-NEXT: strb r1, [r0, #8] |
| ; CHECK-ANDROID-NEXT: str r4, [r5, #4] |
| ; CHECK-ANDROID-NEXT: pop {r4, r5, r11, pc} |
| |
| ; spill to stack: sret and val1 |
| ; reload from stack: sret and val1 |
| entry: |
| %call = call ptr @malloc(i64 16) |
| store ptr %call, ptr %error_ptr_ref |
| %tmp = getelementptr inbounds i8, ptr %call, i64 8 |
| store i8 1, ptr %tmp |
| %v2 = getelementptr inbounds %struct.S, ptr %agg.result, i32 0, i32 1 |
| store i32 %val1, ptr %v2 |
| ret void |
| } |
| |
| ; "caller3" calls "foo_sret" that takes a swifterror parameter. |
| define float @caller3(ptr %error_ref) { |
| ; CHECK-APPLE-LABEL: caller3: |
| ; CHECK-APPLE: @ %bb.0: @ %entry |
| ; CHECK-APPLE-NEXT: push {r4, r7, r8, lr} |
| ; CHECK-APPLE-NEXT: add r7, sp, #8 |
| ; CHECK-APPLE-NEXT: sub sp, sp, #32 |
| ; CHECK-APPLE-NEXT: bfc sp, #0, #3 |
| ; CHECK-APPLE-NEXT: mov r4, r0 |
| ; CHECK-APPLE-NEXT: add r0, sp, #8 |
| ; CHECK-APPLE-NEXT: mov r1, #1 |
| ; CHECK-APPLE-NEXT: mov r8, #0 |
| ; CHECK-APPLE-NEXT: bl _foo_sret |
| ; CHECK-APPLE-NEXT: mov r0, r8 |
| ; CHECK-APPLE-NEXT: cmp r8, #0 |
| ; CHECK-APPLE-NEXT: ldrbeq r1, [r0, #8] |
| ; CHECK-APPLE-NEXT: strbeq r1, [r4] |
| ; CHECK-APPLE-NEXT: bl _free |
| ; CHECK-APPLE-NEXT: mov r0, #1065353216 |
| ; CHECK-APPLE-NEXT: sub sp, r7, #8 |
| ; CHECK-APPLE-NEXT: pop {r4, r7, r8, pc} |
| ; |
| ; CHECK-O0-LABEL: caller3: |
| ; CHECK-O0: @ %bb.0: @ %entry |
| ; CHECK-O0-NEXT: push {r7, lr} |
| ; CHECK-O0-NEXT: mov r7, sp |
| ; CHECK-O0-NEXT: push {r8} |
| ; CHECK-O0-NEXT: sub sp, sp, #44 |
| ; CHECK-O0-NEXT: bfc sp, #0, #3 |
| ; CHECK-O0-NEXT: @ implicit-def: $r1 |
| ; CHECK-O0-NEXT: str r0, [sp, #4] @ 4-byte Spill |
| ; CHECK-O0-NEXT: mov r8, #0 |
| ; CHECK-O0-NEXT: add r0, sp, #16 |
| ; CHECK-O0-NEXT: mov r1, #1 |
| ; CHECK-O0-NEXT: bl _foo_sret |
| ; CHECK-O0-NEXT: str r8, [sp, #8] @ 4-byte Spill |
| ; CHECK-O0-NEXT: movw r0, #0 |
| ; CHECK-O0-NEXT: cmp r8, r0 |
| ; CHECK-O0-NEXT: bne LBB6_2 |
| ; CHECK-O0-NEXT: @ %bb.1: @ %cont |
| ; CHECK-O0-NEXT: ldr r1, [sp, #4] @ 4-byte Reload |
| ; CHECK-O0-NEXT: ldr r0, [sp, #8] @ 4-byte Reload |
| ; CHECK-O0-NEXT: ldrb r0, [r0, #8] |
| ; CHECK-O0-NEXT: strb r0, [r1] |
| ; CHECK-O0-NEXT: LBB6_2: @ %handler |
| ; CHECK-O0-NEXT: ldr r0, [sp, #8] @ 4-byte Reload |
| ; CHECK-O0-NEXT: bl _free |
| ; CHECK-O0-NEXT: mov r0, #1065353216 |
| ; CHECK-O0-NEXT: sub sp, r7, #4 |
| ; CHECK-O0-NEXT: pop {r8} |
| ; CHECK-O0-NEXT: pop {r7, pc} |
| ; |
| ; CHECK-ANDROID-LABEL: caller3: |
| ; CHECK-ANDROID: @ %bb.0: @ %entry |
| ; CHECK-ANDROID-NEXT: .save {r4, r8, r11, lr} |
| ; CHECK-ANDROID-NEXT: push {r4, r8, r11, lr} |
| ; CHECK-ANDROID-NEXT: .pad #32 |
| ; CHECK-ANDROID-NEXT: sub sp, sp, #32 |
| ; CHECK-ANDROID-NEXT: mov r4, r0 |
| ; CHECK-ANDROID-NEXT: add r0, sp, #8 |
| ; CHECK-ANDROID-NEXT: mov r1, #1 |
| ; CHECK-ANDROID-NEXT: mov r8, #0 |
| ; CHECK-ANDROID-NEXT: bl foo_sret |
| ; CHECK-ANDROID-NEXT: mov r0, r8 |
| ; CHECK-ANDROID-NEXT: cmp r8, #0 |
| ; CHECK-ANDROID-NEXT: ldrbeq r1, [r0, #8] |
| ; CHECK-ANDROID-NEXT: strbeq r1, [r4] |
| ; CHECK-ANDROID-NEXT: bl free |
| ; CHECK-ANDROID-NEXT: mov r0, #1065353216 |
| ; CHECK-ANDROID-NEXT: add sp, sp, #32 |
| ; CHECK-ANDROID-NEXT: pop {r4, r8, r11, pc} |
| ; Access part of the error object and save it to error_ref |
| |
| ; Access part of the error object and save it to error_ref |
| entry: |
| %s = alloca %struct.S, align 8 |
| %error_ptr_ref = alloca swifterror ptr |
| store ptr null, ptr %error_ptr_ref |
| call void @foo_sret(ptr sret(%struct.S) %s, i32 1, ptr swifterror %error_ptr_ref) |
| %error_from_foo = load ptr, ptr %error_ptr_ref |
| %had_error_from_foo = icmp ne ptr %error_from_foo, null |
| br i1 %had_error_from_foo, label %handler, label %cont |
| cont: |
| %v1 = getelementptr inbounds %swift_error, ptr %error_from_foo, i64 0, i32 1 |
| %t = load i8, ptr %v1 |
| store i8 %t, ptr %error_ref |
| br label %handler |
| handler: |
| call void @free(ptr %error_from_foo) |
| ret float 1.0 |
| } |
| |
| ; "foo_vararg" is a function that takes a swifterror parameter, it also has |
| ; variable number of arguments. |
| declare void @llvm.va_start(ptr) nounwind |
| define float @foo_vararg(ptr swifterror %error_ptr_ref, ...) { |
| ; CHECK-APPLE-LABEL: foo_vararg: |
| ; CHECK-APPLE: @ %bb.0: @ %entry |
| ; CHECK-APPLE-NEXT: sub sp, sp, #16 |
| ; CHECK-APPLE-NEXT: push {r7, lr} |
| ; CHECK-APPLE-NEXT: mov r7, sp |
| ; CHECK-APPLE-NEXT: sub sp, sp, #24 |
| ; CHECK-APPLE-NEXT: bfc sp, #0, #3 |
| ; CHECK-APPLE-NEXT: add r8, r7, #8 |
| ; CHECK-APPLE-NEXT: stm r8, {r0, r1, r2, r3} |
| ; CHECK-APPLE-NEXT: mov r0, #16 |
| ; CHECK-APPLE-NEXT: mov r1, #0 |
| ; CHECK-APPLE-NEXT: bl _malloc |
| ; CHECK-APPLE-NEXT: mov r8, r0 |
| ; CHECK-APPLE-NEXT: mov r0, #1 |
| ; CHECK-APPLE-NEXT: strb r0, [r8, #8] |
| ; CHECK-APPLE-NEXT: add r0, r7, #8 |
| ; CHECK-APPLE-NEXT: add r0, r0, #4 |
| ; CHECK-APPLE-NEXT: ldr r2, [r7, #8] |
| ; CHECK-APPLE-NEXT: ldr r1, [r0], #4 |
| ; CHECK-APPLE-NEXT: ldr r3, [r0], #4 |
| ; CHECK-APPLE-NEXT: str r0, [sp, #16] |
| ; CHECK-APPLE-NEXT: mov r0, #1065353216 |
| ; CHECK-APPLE-NEXT: str r2, [sp, #12] |
| ; CHECK-APPLE-NEXT: str r1, [sp, #8] |
| ; CHECK-APPLE-NEXT: str r3, [sp, #4] |
| ; CHECK-APPLE-NEXT: mov sp, r7 |
| ; CHECK-APPLE-NEXT: pop {r7, lr} |
| ; CHECK-APPLE-NEXT: add sp, sp, #16 |
| ; CHECK-APPLE-NEXT: bx lr |
| ; |
| ; CHECK-O0-LABEL: foo_vararg: |
| ; CHECK-O0: @ %bb.0: @ %entry |
| ; CHECK-O0-NEXT: sub sp, sp, #16 |
| ; CHECK-O0-NEXT: push {r7, lr} |
| ; CHECK-O0-NEXT: mov r7, sp |
| ; CHECK-O0-NEXT: sub sp, sp, #24 |
| ; CHECK-O0-NEXT: bfc sp, #0, #3 |
| ; CHECK-O0-NEXT: str r3, [r7, #20] |
| ; CHECK-O0-NEXT: str r2, [r7, #16] |
| ; CHECK-O0-NEXT: str r1, [r7, #12] |
| ; CHECK-O0-NEXT: str r0, [r7, #8] |
| ; CHECK-O0-NEXT: mov r0, #16 |
| ; CHECK-O0-NEXT: mov r1, #0 |
| ; CHECK-O0-NEXT: bl _malloc |
| ; CHECK-O0-NEXT: mov r1, r0 |
| ; CHECK-O0-NEXT: mov r8, r1 |
| ; CHECK-O0-NEXT: mov r0, #1 |
| ; CHECK-O0-NEXT: strb r0, [r1, #8] |
| ; CHECK-O0-NEXT: add r0, r7, #8 |
| ; CHECK-O0-NEXT: str r0, [sp, #16] |
| ; CHECK-O0-NEXT: ldr r0, [sp, #16] |
| ; CHECK-O0-NEXT: add r1, r0, #4 |
| ; CHECK-O0-NEXT: str r1, [sp, #16] |
| ; CHECK-O0-NEXT: ldr r0, [r0] |
| ; CHECK-O0-NEXT: str r0, [sp, #12] |
| ; CHECK-O0-NEXT: ldr r0, [sp, #16] |
| ; CHECK-O0-NEXT: add r1, r0, #4 |
| ; CHECK-O0-NEXT: str r1, [sp, #16] |
| ; CHECK-O0-NEXT: ldr r0, [r0] |
| ; CHECK-O0-NEXT: str r0, [sp, #8] |
| ; CHECK-O0-NEXT: ldr r0, [sp, #16] |
| ; CHECK-O0-NEXT: add r1, r0, #4 |
| ; CHECK-O0-NEXT: str r1, [sp, #16] |
| ; CHECK-O0-NEXT: ldr r0, [r0] |
| ; CHECK-O0-NEXT: str r0, [sp, #4] |
| ; CHECK-O0-NEXT: mov r0, #1065353216 |
| ; CHECK-O0-NEXT: mov sp, r7 |
| ; CHECK-O0-NEXT: pop {r7, lr} |
| ; CHECK-O0-NEXT: add sp, sp, #16 |
| ; CHECK-O0-NEXT: bx lr |
| ; |
| ; CHECK-ANDROID-LABEL: foo_vararg: |
| ; CHECK-ANDROID: @ %bb.0: @ %entry |
| ; CHECK-ANDROID-NEXT: .pad #16 |
| ; CHECK-ANDROID-NEXT: sub sp, sp, #16 |
| ; CHECK-ANDROID-NEXT: .save {r11, lr} |
| ; CHECK-ANDROID-NEXT: push {r11, lr} |
| ; CHECK-ANDROID-NEXT: .pad #24 |
| ; CHECK-ANDROID-NEXT: sub sp, sp, #24 |
| ; CHECK-ANDROID-NEXT: add r8, sp, #32 |
| ; CHECK-ANDROID-NEXT: stm r8, {r0, r1, r2, r3} |
| ; CHECK-ANDROID-NEXT: mov r0, #16 |
| ; CHECK-ANDROID-NEXT: mov r1, #0 |
| ; CHECK-ANDROID-NEXT: bl malloc |
| ; CHECK-ANDROID-NEXT: mov r8, r0 |
| ; CHECK-ANDROID-NEXT: mov r0, #1 |
| ; CHECK-ANDROID-NEXT: strb r0, [r8, #8] |
| ; CHECK-ANDROID-NEXT: add r0, sp, #32 |
| ; CHECK-ANDROID-NEXT: orr r0, r0, #4 |
| ; CHECK-ANDROID-NEXT: ldr r2, [sp, #32] |
| ; CHECK-ANDROID-NEXT: ldr r1, [r0], #4 |
| ; CHECK-ANDROID-NEXT: ldr r3, [r0], #4 |
| ; CHECK-ANDROID-NEXT: str r0, [sp, #16] |
| ; CHECK-ANDROID-NEXT: mov r0, #1065353216 |
| ; CHECK-ANDROID-NEXT: str r2, [sp, #12] |
| ; CHECK-ANDROID-NEXT: str r1, [sp, #8] |
| ; CHECK-ANDROID-NEXT: str r3, [sp, #4] |
| ; CHECK-ANDROID-NEXT: add sp, sp, #24 |
| ; CHECK-ANDROID-NEXT: pop {r11, lr} |
| ; CHECK-ANDROID-NEXT: add sp, sp, #16 |
| ; CHECK-ANDROID-NEXT: bx lr |
| |
| entry: |
| %call = call ptr @malloc(i64 16) |
| store ptr %call, ptr %error_ptr_ref |
| %tmp = getelementptr inbounds i8, ptr %call, i64 8 |
| store i8 1, ptr %tmp |
| |
| %args = alloca ptr, align 8 |
| %a10 = alloca i32, align 4 |
| %a11 = alloca i32, align 4 |
| %a12 = alloca i32, align 4 |
| call void @llvm.va_start(ptr %args) |
| %v11 = va_arg ptr %args, i32 |
| store i32 %v11, ptr %a10, align 4 |
| %v12 = va_arg ptr %args, i32 |
| store i32 %v12, ptr %a11, align 4 |
| %v13 = va_arg ptr %args, i32 |
| store i32 %v13, ptr %a12, align 4 |
| |
| ret float 1.0 |
| } |
| |
| ; "caller4" calls "foo_vararg" that takes a swifterror parameter. |
| define float @caller4(ptr %error_ref) { |
| ; CHECK-APPLE-LABEL: caller4: |
| ; CHECK-APPLE: @ %bb.0: @ %entry |
| ; CHECK-APPLE-NEXT: push {r4, r8, lr} |
| ; CHECK-APPLE-NEXT: sub sp, sp, #16 |
| ; CHECK-APPLE-NEXT: mov r4, r0 |
| ; CHECK-APPLE-NEXT: mov r0, #11 |
| ; CHECK-APPLE-NEXT: str r0, [sp, #4] |
| ; CHECK-APPLE-NEXT: mov r0, #10 |
| ; CHECK-APPLE-NEXT: str r0, [sp, #8] |
| ; CHECK-APPLE-NEXT: mov r0, #12 |
| ; CHECK-APPLE-NEXT: str r0, [sp] |
| ; CHECK-APPLE-NEXT: mov r8, #0 |
| ; CHECK-APPLE-NEXT: mov r0, #10 |
| ; CHECK-APPLE-NEXT: mov r1, #11 |
| ; CHECK-APPLE-NEXT: mov r2, #12 |
| ; CHECK-APPLE-NEXT: bl _foo_vararg |
| ; CHECK-APPLE-NEXT: mov r0, r8 |
| ; CHECK-APPLE-NEXT: cmp r8, #0 |
| ; CHECK-APPLE-NEXT: ldrbeq r1, [r0, #8] |
| ; CHECK-APPLE-NEXT: strbeq r1, [r4] |
| ; CHECK-APPLE-NEXT: bl _free |
| ; CHECK-APPLE-NEXT: mov r0, #1065353216 |
| ; CHECK-APPLE-NEXT: add sp, sp, #16 |
| ; CHECK-APPLE-NEXT: pop {r4, r8, pc} |
| ; |
| ; CHECK-O0-LABEL: caller4: |
| ; CHECK-O0: @ %bb.0: @ %entry |
| ; CHECK-O0-NEXT: push {r7, lr} |
| ; CHECK-O0-NEXT: mov r7, sp |
| ; CHECK-O0-NEXT: push {r8} |
| ; CHECK-O0-NEXT: sub sp, sp, #24 |
| ; CHECK-O0-NEXT: @ implicit-def: $r1 |
| ; CHECK-O0-NEXT: str r0, [sp] @ 4-byte Spill |
| ; CHECK-O0-NEXT: mov r8, #0 |
| ; CHECK-O0-NEXT: mov r0, #10 |
| ; CHECK-O0-NEXT: str r0, [r7, #-12] |
| ; CHECK-O0-NEXT: mov r0, #11 |
| ; CHECK-O0-NEXT: str r0, [sp, #12] |
| ; CHECK-O0-NEXT: mov r0, #12 |
| ; CHECK-O0-NEXT: str r0, [sp, #8] |
| ; CHECK-O0-NEXT: ldr r0, [r7, #-12] |
| ; CHECK-O0-NEXT: ldr r1, [sp, #12] |
| ; CHECK-O0-NEXT: ldr r2, [sp, #8] |
| ; CHECK-O0-NEXT: bl _foo_vararg |
| ; CHECK-O0-NEXT: str r8, [sp, #4] @ 4-byte Spill |
| ; CHECK-O0-NEXT: movw r0, #0 |
| ; CHECK-O0-NEXT: cmp r8, r0 |
| ; CHECK-O0-NEXT: bne LBB8_2 |
| ; CHECK-O0-NEXT: @ %bb.1: @ %cont |
| ; CHECK-O0-NEXT: ldr r1, [sp] @ 4-byte Reload |
| ; CHECK-O0-NEXT: ldr r0, [sp, #4] @ 4-byte Reload |
| ; CHECK-O0-NEXT: ldrb r0, [r0, #8] |
| ; CHECK-O0-NEXT: strb r0, [r1] |
| ; CHECK-O0-NEXT: LBB8_2: @ %handler |
| ; CHECK-O0-NEXT: ldr r0, [sp, #4] @ 4-byte Reload |
| ; CHECK-O0-NEXT: bl _free |
| ; CHECK-O0-NEXT: mov r0, #1065353216 |
| ; CHECK-O0-NEXT: sub sp, r7, #4 |
| ; CHECK-O0-NEXT: pop {r8} |
| ; CHECK-O0-NEXT: pop {r7, pc} |
| ; |
| ; CHECK-ANDROID-LABEL: caller4: |
| ; CHECK-ANDROID: @ %bb.0: @ %entry |
| ; CHECK-ANDROID-NEXT: .save {r4, r8, r11, lr} |
| ; CHECK-ANDROID-NEXT: push {r4, r8, r11, lr} |
| ; CHECK-ANDROID-NEXT: .pad #16 |
| ; CHECK-ANDROID-NEXT: sub sp, sp, #16 |
| ; CHECK-ANDROID-NEXT: mov r4, r0 |
| ; CHECK-ANDROID-NEXT: mov r0, #11 |
| ; CHECK-ANDROID-NEXT: str r0, [sp, #4] |
| ; CHECK-ANDROID-NEXT: mov r0, #10 |
| ; CHECK-ANDROID-NEXT: str r0, [sp, #8] |
| ; CHECK-ANDROID-NEXT: mov r0, #12 |
| ; CHECK-ANDROID-NEXT: str r0, [sp] |
| ; CHECK-ANDROID-NEXT: mov r8, #0 |
| ; CHECK-ANDROID-NEXT: mov r0, #10 |
| ; CHECK-ANDROID-NEXT: mov r1, #11 |
| ; CHECK-ANDROID-NEXT: mov r2, #12 |
| ; CHECK-ANDROID-NEXT: bl foo_vararg |
| ; CHECK-ANDROID-NEXT: mov r0, r8 |
| ; CHECK-ANDROID-NEXT: cmp r8, #0 |
| ; CHECK-ANDROID-NEXT: ldrbeq r1, [r0, #8] |
| ; CHECK-ANDROID-NEXT: strbeq r1, [r4] |
| ; CHECK-ANDROID-NEXT: bl free |
| ; CHECK-ANDROID-NEXT: mov r0, #1065353216 |
| ; CHECK-ANDROID-NEXT: add sp, sp, #16 |
| ; CHECK-ANDROID-NEXT: pop {r4, r8, r11, pc} |
| ; Access part of the error object and save it to error_ref |
| entry: |
| %error_ptr_ref = alloca swifterror ptr |
| store ptr null, ptr %error_ptr_ref |
| |
| %a10 = alloca i32, align 4 |
| %a11 = alloca i32, align 4 |
| %a12 = alloca i32, align 4 |
| store i32 10, ptr %a10, align 4 |
| store i32 11, ptr %a11, align 4 |
| store i32 12, ptr %a12, align 4 |
| %v10 = load i32, ptr %a10, align 4 |
| %v11 = load i32, ptr %a11, align 4 |
| %v12 = load i32, ptr %a12, align 4 |
| |
| %call = call float (ptr, ...) @foo_vararg(ptr swifterror %error_ptr_ref, i32 %v10, i32 %v11, i32 %v12) |
| %error_from_foo = load ptr, ptr %error_ptr_ref |
| %had_error_from_foo = icmp ne ptr %error_from_foo, null |
| br i1 %had_error_from_foo, label %handler, label %cont |
| |
| cont: |
| %v1 = getelementptr inbounds %swift_error, ptr %error_from_foo, i64 0, i32 1 |
| %t = load i8, ptr %v1 |
| store i8 %t, ptr %error_ref |
| br label %handler |
| handler: |
| call void @free(ptr %error_from_foo) |
| ret float 1.0 |
| } |
| |
| ; Check that we don't blow up on tail calling swifterror argument functions. |
| define float @tailcallswifterror(ptr swifterror %error_ptr_ref) { |
| ; CHECK-APPLE-LABEL: tailcallswifterror: |
| ; CHECK-APPLE: @ %bb.0: @ %entry |
| ; CHECK-APPLE-NEXT: push {lr} |
| ; CHECK-APPLE-NEXT: bl _tailcallswifterror |
| ; CHECK-APPLE-NEXT: pop {lr} |
| ; CHECK-APPLE-NEXT: bx lr |
| ; |
| ; CHECK-O0-LABEL: tailcallswifterror: |
| ; CHECK-O0: @ %bb.0: @ %entry |
| ; CHECK-O0-NEXT: push {r7, lr} |
| ; CHECK-O0-NEXT: mov r7, sp |
| ; CHECK-O0-NEXT: bl _tailcallswifterror |
| ; CHECK-O0-NEXT: pop {r7, pc} |
| ; |
| ; CHECK-ANDROID-LABEL: tailcallswifterror: |
| ; CHECK-ANDROID: @ %bb.0: @ %entry |
| ; CHECK-ANDROID-NEXT: .save {r11, lr} |
| ; CHECK-ANDROID-NEXT: push {r11, lr} |
| ; CHECK-ANDROID-NEXT: bl tailcallswifterror |
| ; CHECK-ANDROID-NEXT: pop {r11, pc} |
| entry: |
| %0 = tail call float @tailcallswifterror(ptr swifterror %error_ptr_ref) |
| ret float %0 |
| } |
| define swiftcc float @tailcallswifterror_swiftcc(ptr swifterror %error_ptr_ref) { |
| ; CHECK-APPLE-LABEL: tailcallswifterror_swiftcc: |
| ; CHECK-APPLE: @ %bb.0: @ %entry |
| ; CHECK-APPLE-NEXT: push {lr} |
| ; CHECK-APPLE-NEXT: bl _tailcallswifterror_swiftcc |
| ; CHECK-APPLE-NEXT: pop {lr} |
| ; CHECK-APPLE-NEXT: bx lr |
| ; |
| ; CHECK-O0-LABEL: tailcallswifterror_swiftcc: |
| ; CHECK-O0: @ %bb.0: @ %entry |
| ; CHECK-O0-NEXT: push {r7, lr} |
| ; CHECK-O0-NEXT: mov r7, sp |
| ; CHECK-O0-NEXT: bl _tailcallswifterror_swiftcc |
| ; CHECK-O0-NEXT: pop {r7, pc} |
| ; |
| ; CHECK-ANDROID-LABEL: tailcallswifterror_swiftcc: |
| ; CHECK-ANDROID: @ %bb.0: @ %entry |
| ; CHECK-ANDROID-NEXT: .save {r11, lr} |
| ; CHECK-ANDROID-NEXT: push {r11, lr} |
| ; CHECK-ANDROID-NEXT: bl tailcallswifterror_swiftcc |
| ; CHECK-ANDROID-NEXT: pop {r11, pc} |
| entry: |
| %0 = tail call swiftcc float @tailcallswifterror_swiftcc(ptr swifterror %error_ptr_ref) |
| ret float %0 |
| } |
| |
| define swiftcc void @swifterror_clobber(ptr nocapture swifterror %err) { |
| ; CHECK-APPLE-LABEL: swifterror_clobber: |
| ; CHECK-APPLE: @ %bb.0: |
| ; CHECK-APPLE-NEXT: mov r0, r8 |
| ; CHECK-APPLE-NEXT: @ InlineAsm Start |
| ; CHECK-APPLE-NEXT: nop |
| ; CHECK-APPLE-NEXT: @ InlineAsm End |
| ; CHECK-APPLE-NEXT: mov r8, r0 |
| ; CHECK-APPLE-NEXT: bx lr |
| ; |
| ; CHECK-O0-LABEL: swifterror_clobber: |
| ; CHECK-O0: @ %bb.0: |
| ; CHECK-O0-NEXT: sub sp, sp, #4 |
| ; CHECK-O0-NEXT: str r8, [sp] @ 4-byte Spill |
| ; CHECK-O0-NEXT: @ InlineAsm Start |
| ; CHECK-O0-NEXT: nop |
| ; CHECK-O0-NEXT: @ InlineAsm End |
| ; CHECK-O0-NEXT: ldr r8, [sp] @ 4-byte Reload |
| ; CHECK-O0-NEXT: add sp, sp, #4 |
| ; CHECK-O0-NEXT: bx lr |
| ; |
| ; CHECK-ANDROID-LABEL: swifterror_clobber: |
| ; CHECK-ANDROID: @ %bb.0: |
| ; CHECK-ANDROID-NEXT: mov r0, r8 |
| ; CHECK-ANDROID-NEXT: @APP |
| ; CHECK-ANDROID-NEXT: nop |
| ; CHECK-ANDROID-NEXT: @NO_APP |
| ; CHECK-ANDROID-NEXT: mov r8, r0 |
| ; CHECK-ANDROID-NEXT: bx lr |
| call void asm sideeffect "nop", "~{r8}"() |
| ret void |
| } |
| |
| define swiftcc void @swifterror_reg_clobber(ptr nocapture %err) { |
| ; CHECK-APPLE-LABEL: swifterror_reg_clobber: |
| ; CHECK-APPLE: @ %bb.0: |
| ; CHECK-APPLE-NEXT: push {r8, lr} |
| ; CHECK-APPLE-NEXT: @ InlineAsm Start |
| ; CHECK-APPLE-NEXT: nop |
| ; CHECK-APPLE-NEXT: @ InlineAsm End |
| ; CHECK-APPLE-NEXT: pop {r8, pc} |
| ; |
| ; CHECK-O0-LABEL: swifterror_reg_clobber: |
| ; CHECK-O0: @ %bb.0: |
| ; CHECK-O0-NEXT: push {r7, lr} |
| ; CHECK-O0-NEXT: mov r7, sp |
| ; CHECK-O0-NEXT: push {r8} |
| ; CHECK-O0-NEXT: @ InlineAsm Start |
| ; CHECK-O0-NEXT: nop |
| ; CHECK-O0-NEXT: @ InlineAsm End |
| ; CHECK-O0-NEXT: pop {r8} |
| ; CHECK-O0-NEXT: pop {r7, pc} |
| ; |
| ; CHECK-ANDROID-LABEL: swifterror_reg_clobber: |
| ; CHECK-ANDROID: @ %bb.0: |
| ; CHECK-ANDROID-NEXT: .save {r8, lr} |
| ; CHECK-ANDROID-NEXT: push {r8, lr} |
| ; CHECK-ANDROID-NEXT: @APP |
| ; CHECK-ANDROID-NEXT: nop |
| ; CHECK-ANDROID-NEXT: @NO_APP |
| ; CHECK-ANDROID-NEXT: pop {r8, pc} |
| call void asm sideeffect "nop", "~{r8}"() |
| ret void |
| } |
| |
| define swiftcc void @params_in_reg(i32, i32, i32, i32, ptr swiftself, ptr nocapture swifterror %err) { |
| ; CHECK-APPLE-LABEL: params_in_reg: |
| ; CHECK-APPLE: @ %bb.0: |
| ; CHECK-APPLE-NEXT: push {r4, r5, r6, r7, r10, r11, lr} |
| ; CHECK-APPLE-NEXT: add r7, sp, #20 |
| ; CHECK-APPLE-NEXT: sub sp, sp, #12 |
| ; CHECK-APPLE-NEXT: bfc sp, #0, #3 |
| ; CHECK-APPLE-NEXT: str r8, [sp, #4] @ 4-byte Spill |
| ; CHECK-APPLE-NEXT: mov r6, r3 |
| ; CHECK-APPLE-NEXT: str r10, [sp] @ 4-byte Spill |
| ; CHECK-APPLE-NEXT: mov r4, r2 |
| ; CHECK-APPLE-NEXT: mov r11, r1 |
| ; CHECK-APPLE-NEXT: mov r5, r0 |
| ; CHECK-APPLE-NEXT: mov r0, #1 |
| ; CHECK-APPLE-NEXT: mov r1, #2 |
| ; CHECK-APPLE-NEXT: mov r2, #3 |
| ; CHECK-APPLE-NEXT: mov r3, #4 |
| ; CHECK-APPLE-NEXT: mov r10, #0 |
| ; CHECK-APPLE-NEXT: mov r8, #0 |
| ; CHECK-APPLE-NEXT: bl _params_in_reg2 |
| ; CHECK-APPLE-NEXT: ldr r10, [sp] @ 4-byte Reload |
| ; CHECK-APPLE-NEXT: mov r0, r5 |
| ; CHECK-APPLE-NEXT: ldr r8, [sp, #4] @ 4-byte Reload |
| ; CHECK-APPLE-NEXT: mov r1, r11 |
| ; CHECK-APPLE-NEXT: mov r2, r4 |
| ; CHECK-APPLE-NEXT: mov r3, r6 |
| ; CHECK-APPLE-NEXT: bl _params_in_reg2 |
| ; CHECK-APPLE-NEXT: sub sp, r7, #20 |
| ; CHECK-APPLE-NEXT: pop {r4, r5, r6, r7, r10, r11, pc} |
| ; |
| ; CHECK-O0-LABEL: params_in_reg: |
| ; CHECK-O0: @ %bb.0: |
| ; CHECK-O0-NEXT: push {r7, lr} |
| ; CHECK-O0-NEXT: mov r7, sp |
| ; CHECK-O0-NEXT: push {r10} |
| ; CHECK-O0-NEXT: sub sp, sp, #28 |
| ; CHECK-O0-NEXT: bfc sp, #0, #3 |
| ; CHECK-O0-NEXT: str r8, [sp, #20] @ 4-byte Spill |
| ; CHECK-O0-NEXT: str r10, [sp] @ 4-byte Spill |
| ; CHECK-O0-NEXT: str r3, [sp, #16] @ 4-byte Spill |
| ; CHECK-O0-NEXT: str r2, [sp, #12] @ 4-byte Spill |
| ; CHECK-O0-NEXT: str r1, [sp, #8] @ 4-byte Spill |
| ; CHECK-O0-NEXT: str r0, [sp, #4] @ 4-byte Spill |
| ; CHECK-O0-NEXT: @ implicit-def: $r0 |
| ; CHECK-O0-NEXT: mov r8, #0 |
| ; CHECK-O0-NEXT: mov r0, #1 |
| ; CHECK-O0-NEXT: mov r1, #2 |
| ; CHECK-O0-NEXT: mov r2, #3 |
| ; CHECK-O0-NEXT: mov r3, #4 |
| ; CHECK-O0-NEXT: mov r10, r8 |
| ; CHECK-O0-NEXT: bl _params_in_reg2 |
| ; CHECK-O0-NEXT: ldr r10, [sp] @ 4-byte Reload |
| ; CHECK-O0-NEXT: ldr r0, [sp, #4] @ 4-byte Reload |
| ; CHECK-O0-NEXT: ldr r1, [sp, #8] @ 4-byte Reload |
| ; CHECK-O0-NEXT: ldr r2, [sp, #12] @ 4-byte Reload |
| ; CHECK-O0-NEXT: ldr r3, [sp, #16] @ 4-byte Reload |
| ; CHECK-O0-NEXT: mov r9, r8 |
| ; CHECK-O0-NEXT: ldr r8, [sp, #20] @ 4-byte Reload |
| ; CHECK-O0-NEXT: bl _params_in_reg2 |
| ; CHECK-O0-NEXT: sub sp, r7, #4 |
| ; CHECK-O0-NEXT: pop {r10} |
| ; CHECK-O0-NEXT: pop {r7, pc} |
| ; |
| ; CHECK-ANDROID-LABEL: params_in_reg: |
| ; CHECK-ANDROID: @ %bb.0: |
| ; CHECK-ANDROID-NEXT: .save {r4, r5, r6, r7, r9, r10, r11, lr} |
| ; CHECK-ANDROID-NEXT: push {r4, r5, r6, r7, r9, r10, r11, lr} |
| ; CHECK-ANDROID-NEXT: .pad #8 |
| ; CHECK-ANDROID-NEXT: sub sp, sp, #8 |
| ; CHECK-ANDROID-NEXT: mov r9, r8 |
| ; CHECK-ANDROID-NEXT: mov r11, r10 |
| ; CHECK-ANDROID-NEXT: mov r6, r3 |
| ; CHECK-ANDROID-NEXT: mov r7, r2 |
| ; CHECK-ANDROID-NEXT: mov r4, r1 |
| ; CHECK-ANDROID-NEXT: mov r5, r0 |
| ; CHECK-ANDROID-NEXT: mov r0, #1 |
| ; CHECK-ANDROID-NEXT: mov r1, #2 |
| ; CHECK-ANDROID-NEXT: mov r2, #3 |
| ; CHECK-ANDROID-NEXT: mov r3, #4 |
| ; CHECK-ANDROID-NEXT: mov r10, #0 |
| ; CHECK-ANDROID-NEXT: mov r8, #0 |
| ; CHECK-ANDROID-NEXT: bl params_in_reg2 |
| ; CHECK-ANDROID-NEXT: mov r0, r5 |
| ; CHECK-ANDROID-NEXT: mov r1, r4 |
| ; CHECK-ANDROID-NEXT: mov r2, r7 |
| ; CHECK-ANDROID-NEXT: mov r3, r6 |
| ; CHECK-ANDROID-NEXT: mov r10, r11 |
| ; CHECK-ANDROID-NEXT: mov r8, r9 |
| ; CHECK-ANDROID-NEXT: bl params_in_reg2 |
| ; CHECK-ANDROID-NEXT: add sp, sp, #8 |
| ; CHECK-ANDROID-NEXT: pop {r4, r5, r6, r7, r9, r10, r11, pc} |
| %error_ptr_ref = alloca swifterror ptr, align 8 |
| store ptr null, ptr %error_ptr_ref |
| call swiftcc void @params_in_reg2(i32 1, i32 2, i32 3, i32 4, ptr swiftself null, ptr nocapture swifterror %error_ptr_ref) |
| call swiftcc void @params_in_reg2(i32 %0, i32 %1, i32 %2, i32 %3, ptr swiftself %4, ptr nocapture swifterror %err) |
| ret void |
| } |
| declare swiftcc void @params_in_reg2(i32, i32, i32, i32, ptr swiftself, ptr nocapture swifterror %err) |
| |
| define swiftcc { i32, i32, i32, i32} @params_and_return_in_reg(i32, i32, i32, i32, ptr swiftself, ptr nocapture swifterror %err) { |
| ; CHECK-APPLE-LABEL: params_and_return_in_reg: |
| ; CHECK-APPLE: @ %bb.0: |
| ; CHECK-APPLE-NEXT: push {r4, r5, r6, r7, r10, r11, lr} |
| ; CHECK-APPLE-NEXT: add r7, sp, #20 |
| ; CHECK-APPLE-NEXT: sub sp, sp, #20 |
| ; CHECK-APPLE-NEXT: bfc sp, #0, #3 |
| ; CHECK-APPLE-NEXT: mov r6, r8 |
| ; CHECK-APPLE-NEXT: str r10, [sp, #12] @ 4-byte Spill |
| ; CHECK-APPLE-NEXT: str r3, [sp, #8] @ 4-byte Spill |
| ; CHECK-APPLE-NEXT: mov r4, r2 |
| ; CHECK-APPLE-NEXT: mov r11, r1 |
| ; CHECK-APPLE-NEXT: mov r5, r0 |
| ; CHECK-APPLE-NEXT: mov r0, #1 |
| ; CHECK-APPLE-NEXT: mov r1, #2 |
| ; CHECK-APPLE-NEXT: mov r2, #3 |
| ; CHECK-APPLE-NEXT: mov r3, #4 |
| ; CHECK-APPLE-NEXT: mov r10, #0 |
| ; CHECK-APPLE-NEXT: mov r8, #0 |
| ; CHECK-APPLE-NEXT: bl _params_in_reg2 |
| ; CHECK-APPLE-NEXT: ldr r3, [sp, #8] @ 4-byte Reload |
| ; CHECK-APPLE-NEXT: mov r0, r5 |
| ; CHECK-APPLE-NEXT: ldr r10, [sp, #12] @ 4-byte Reload |
| ; CHECK-APPLE-NEXT: mov r1, r11 |
| ; CHECK-APPLE-NEXT: str r8, [sp, #4] @ 4-byte Spill |
| ; CHECK-APPLE-NEXT: mov r2, r4 |
| ; CHECK-APPLE-NEXT: mov r8, r6 |
| ; CHECK-APPLE-NEXT: bl _params_and_return_in_reg2 |
| ; CHECK-APPLE-NEXT: str r8, [sp, #12] @ 4-byte Spill |
| ; CHECK-APPLE-NEXT: mov r4, r0 |
| ; CHECK-APPLE-NEXT: ldr r8, [sp, #4] @ 4-byte Reload |
| ; CHECK-APPLE-NEXT: mov r5, r1 |
| ; CHECK-APPLE-NEXT: mov r6, r2 |
| ; CHECK-APPLE-NEXT: mov r11, r3 |
| ; CHECK-APPLE-NEXT: mov r0, #1 |
| ; CHECK-APPLE-NEXT: mov r1, #2 |
| ; CHECK-APPLE-NEXT: mov r2, #3 |
| ; CHECK-APPLE-NEXT: mov r3, #4 |
| ; CHECK-APPLE-NEXT: mov r10, #0 |
| ; CHECK-APPLE-NEXT: bl _params_in_reg2 |
| ; CHECK-APPLE-NEXT: mov r0, r4 |
| ; CHECK-APPLE-NEXT: mov r1, r5 |
| ; CHECK-APPLE-NEXT: mov r2, r6 |
| ; CHECK-APPLE-NEXT: mov r3, r11 |
| ; CHECK-APPLE-NEXT: ldr r8, [sp, #12] @ 4-byte Reload |
| ; CHECK-APPLE-NEXT: sub sp, r7, #20 |
| ; CHECK-APPLE-NEXT: pop {r4, r5, r6, r7, r10, r11, pc} |
| ; |
| ; CHECK-O0-LABEL: params_and_return_in_reg: |
| ; CHECK-O0: @ %bb.0: |
| ; CHECK-O0-NEXT: push {r7, lr} |
| ; CHECK-O0-NEXT: mov r7, sp |
| ; CHECK-O0-NEXT: push {r10} |
| ; CHECK-O0-NEXT: sub sp, sp, #76 |
| ; CHECK-O0-NEXT: bfc sp, #0, #3 |
| ; CHECK-O0-NEXT: str r8, [sp, #24] @ 4-byte Spill |
| ; CHECK-O0-NEXT: str r10, [sp, #4] @ 4-byte Spill |
| ; CHECK-O0-NEXT: str r3, [sp, #20] @ 4-byte Spill |
| ; CHECK-O0-NEXT: str r2, [sp, #16] @ 4-byte Spill |
| ; CHECK-O0-NEXT: str r1, [sp, #12] @ 4-byte Spill |
| ; CHECK-O0-NEXT: str r0, [sp, #8] @ 4-byte Spill |
| ; CHECK-O0-NEXT: @ implicit-def: $r0 |
| ; CHECK-O0-NEXT: mov r8, #0 |
| ; CHECK-O0-NEXT: str r8, [sp, #28] @ 4-byte Spill |
| ; CHECK-O0-NEXT: mov r0, #1 |
| ; CHECK-O0-NEXT: str r0, [sp, #32] @ 4-byte Spill |
| ; CHECK-O0-NEXT: mov r1, #2 |
| ; CHECK-O0-NEXT: str r1, [sp, #36] @ 4-byte Spill |
| ; CHECK-O0-NEXT: mov r2, #3 |
| ; CHECK-O0-NEXT: str r2, [sp, #40] @ 4-byte Spill |
| ; CHECK-O0-NEXT: mov r3, #4 |
| ; CHECK-O0-NEXT: str r3, [sp, #44] @ 4-byte Spill |
| ; CHECK-O0-NEXT: mov r10, r8 |
| ; CHECK-O0-NEXT: bl _params_in_reg2 |
| ; CHECK-O0-NEXT: ldr r10, [sp, #4] @ 4-byte Reload |
| ; CHECK-O0-NEXT: ldr r0, [sp, #8] @ 4-byte Reload |
| ; CHECK-O0-NEXT: ldr r1, [sp, #12] @ 4-byte Reload |
| ; CHECK-O0-NEXT: ldr r2, [sp, #16] @ 4-byte Reload |
| ; CHECK-O0-NEXT: ldr r3, [sp, #20] @ 4-byte Reload |
| ; CHECK-O0-NEXT: mov r9, r8 |
| ; CHECK-O0-NEXT: ldr r8, [sp, #24] @ 4-byte Reload |
| ; CHECK-O0-NEXT: str r9, [sp, #48] @ 4-byte Spill |
| ; CHECK-O0-NEXT: bl _params_and_return_in_reg2 |
| ; CHECK-O0-NEXT: ldr r10, [sp, #28] @ 4-byte Reload |
| ; CHECK-O0-NEXT: mov r9, r0 |
| ; CHECK-O0-NEXT: ldr r0, [sp, #32] @ 4-byte Reload |
| ; CHECK-O0-NEXT: str r9, [sp, #52] @ 4-byte Spill |
| ; CHECK-O0-NEXT: mov r9, r1 |
| ; CHECK-O0-NEXT: ldr r1, [sp, #36] @ 4-byte Reload |
| ; CHECK-O0-NEXT: str r9, [sp, #56] @ 4-byte Spill |
| ; CHECK-O0-NEXT: mov r9, r2 |
| ; CHECK-O0-NEXT: ldr r2, [sp, #40] @ 4-byte Reload |
| ; CHECK-O0-NEXT: str r9, [sp, #60] @ 4-byte Spill |
| ; CHECK-O0-NEXT: mov r9, r3 |
| ; CHECK-O0-NEXT: ldr r3, [sp, #44] @ 4-byte Reload |
| ; CHECK-O0-NEXT: str r9, [sp, #64] @ 4-byte Spill |
| ; CHECK-O0-NEXT: mov r9, r8 |
| ; CHECK-O0-NEXT: ldr r8, [sp, #48] @ 4-byte Reload |
| ; CHECK-O0-NEXT: str r9, [sp, #68] @ 4-byte Spill |
| ; CHECK-O0-NEXT: bl _params_in_reg2 |
| ; CHECK-O0-NEXT: ldr r0, [sp, #52] @ 4-byte Reload |
| ; CHECK-O0-NEXT: ldr r1, [sp, #56] @ 4-byte Reload |
| ; CHECK-O0-NEXT: ldr r2, [sp, #60] @ 4-byte Reload |
| ; CHECK-O0-NEXT: ldr r3, [sp, #64] @ 4-byte Reload |
| ; CHECK-O0-NEXT: mov r9, r8 |
| ; CHECK-O0-NEXT: ldr r8, [sp, #68] @ 4-byte Reload |
| ; CHECK-O0-NEXT: sub sp, r7, #4 |
| ; CHECK-O0-NEXT: pop {r10} |
| ; CHECK-O0-NEXT: pop {r7, pc} |
| ; |
| ; CHECK-ANDROID-LABEL: params_and_return_in_reg: |
| ; CHECK-ANDROID: @ %bb.0: |
| ; CHECK-ANDROID-NEXT: .save {r4, r5, r6, r7, r9, r10, r11, lr} |
| ; CHECK-ANDROID-NEXT: push {r4, r5, r6, r7, r9, r10, r11, lr} |
| ; CHECK-ANDROID-NEXT: .pad #16 |
| ; CHECK-ANDROID-NEXT: sub sp, sp, #16 |
| ; CHECK-ANDROID-NEXT: str r8, [sp, #4] @ 4-byte Spill |
| ; CHECK-ANDROID-NEXT: mov r11, r10 |
| ; CHECK-ANDROID-NEXT: mov r6, r3 |
| ; CHECK-ANDROID-NEXT: mov r7, r2 |
| ; CHECK-ANDROID-NEXT: mov r4, r1 |
| ; CHECK-ANDROID-NEXT: mov r5, r0 |
| ; CHECK-ANDROID-NEXT: mov r0, #1 |
| ; CHECK-ANDROID-NEXT: mov r1, #2 |
| ; CHECK-ANDROID-NEXT: mov r2, #3 |
| ; CHECK-ANDROID-NEXT: mov r3, #4 |
| ; CHECK-ANDROID-NEXT: mov r10, #0 |
| ; CHECK-ANDROID-NEXT: mov r8, #0 |
| ; CHECK-ANDROID-NEXT: bl params_in_reg2 |
| ; CHECK-ANDROID-NEXT: mov r9, r8 |
| ; CHECK-ANDROID-NEXT: ldr r8, [sp, #4] @ 4-byte Reload |
| ; CHECK-ANDROID-NEXT: mov r0, r5 |
| ; CHECK-ANDROID-NEXT: mov r1, r4 |
| ; CHECK-ANDROID-NEXT: mov r2, r7 |
| ; CHECK-ANDROID-NEXT: mov r3, r6 |
| ; CHECK-ANDROID-NEXT: mov r10, r11 |
| ; CHECK-ANDROID-NEXT: bl params_and_return_in_reg2 |
| ; CHECK-ANDROID-NEXT: mov r4, r0 |
| ; CHECK-ANDROID-NEXT: mov r5, r1 |
| ; CHECK-ANDROID-NEXT: mov r6, r2 |
| ; CHECK-ANDROID-NEXT: mov r7, r3 |
| ; CHECK-ANDROID-NEXT: mov r11, r8 |
| ; CHECK-ANDROID-NEXT: mov r0, #1 |
| ; CHECK-ANDROID-NEXT: mov r1, #2 |
| ; CHECK-ANDROID-NEXT: mov r2, #3 |
| ; CHECK-ANDROID-NEXT: mov r3, #4 |
| ; CHECK-ANDROID-NEXT: mov r10, #0 |
| ; CHECK-ANDROID-NEXT: mov r8, r9 |
| ; CHECK-ANDROID-NEXT: bl params_in_reg2 |
| ; CHECK-ANDROID-NEXT: mov r0, r4 |
| ; CHECK-ANDROID-NEXT: mov r1, r5 |
| ; CHECK-ANDROID-NEXT: mov r2, r6 |
| ; CHECK-ANDROID-NEXT: mov r3, r7 |
| ; CHECK-ANDROID-NEXT: mov r8, r11 |
| ; CHECK-ANDROID-NEXT: add sp, sp, #16 |
| ; CHECK-ANDROID-NEXT: pop {r4, r5, r6, r7, r9, r10, r11, pc} |
| %error_ptr_ref = alloca swifterror ptr, align 8 |
| store ptr null, ptr %error_ptr_ref |
| call swiftcc void @params_in_reg2(i32 1, i32 2, i32 3, i32 4, ptr swiftself null, ptr nocapture swifterror %error_ptr_ref) |
| %val = call swiftcc { i32, i32, i32, i32 } @params_and_return_in_reg2(i32 %0, i32 %1, i32 %2, i32 %3, ptr swiftself %4, ptr nocapture swifterror %err) |
| call swiftcc void @params_in_reg2(i32 1, i32 2, i32 3, i32 4, ptr swiftself null, ptr nocapture swifterror %error_ptr_ref) |
| ret { i32, i32, i32, i32 }%val |
| } |
| |
| declare swiftcc { i32, i32, i32, i32 } @params_and_return_in_reg2(i32, i32, i32, i32, ptr swiftself, ptr nocapture swifterror %err) |
| |
| |
| declare void @acallee(ptr) |
| |
| ; Make sure we don't tail call if the caller returns a swifterror value. We |
| ; would have to move into the swifterror register before the tail call. |
| define swiftcc void @tailcall_from_swifterror(ptr swifterror %error_ptr_ref) { |
| ; CHECK-APPLE-LABEL: tailcall_from_swifterror: |
| ; CHECK-APPLE: @ %bb.0: @ %entry |
| ; CHECK-APPLE-NEXT: push {r4, lr} |
| ; CHECK-APPLE-NEXT: mov r0, #0 |
| ; CHECK-APPLE-NEXT: mov r4, r8 |
| ; CHECK-APPLE-NEXT: bl _acallee |
| ; CHECK-APPLE-NEXT: mov r8, r4 |
| ; CHECK-APPLE-NEXT: pop {r4, pc} |
| ; |
| ; CHECK-O0-LABEL: tailcall_from_swifterror: |
| ; CHECK-O0: @ %bb.0: @ %entry |
| ; CHECK-O0-NEXT: push {r7, lr} |
| ; CHECK-O0-NEXT: mov r7, sp |
| ; CHECK-O0-NEXT: sub sp, sp, #4 |
| ; CHECK-O0-NEXT: str r8, [sp] @ 4-byte Spill |
| ; CHECK-O0-NEXT: mov r0, #0 |
| ; CHECK-O0-NEXT: bl _acallee |
| ; CHECK-O0-NEXT: ldr r8, [sp] @ 4-byte Reload |
| ; CHECK-O0-NEXT: mov sp, r7 |
| ; CHECK-O0-NEXT: pop {r7, pc} |
| ; |
| ; CHECK-ANDROID-LABEL: tailcall_from_swifterror: |
| ; CHECK-ANDROID: @ %bb.0: @ %entry |
| ; CHECK-ANDROID-NEXT: .save {r4, lr} |
| ; CHECK-ANDROID-NEXT: push {r4, lr} |
| ; CHECK-ANDROID-NEXT: mov r0, #0 |
| ; CHECK-ANDROID-NEXT: mov r4, r8 |
| ; CHECK-ANDROID-NEXT: bl acallee |
| ; CHECK-ANDROID-NEXT: mov r8, r4 |
| ; CHECK-ANDROID-NEXT: pop {r4, pc} |
| entry: |
| tail call void @acallee(ptr null) |
| ret void |
| } |
| |
| |
| declare swiftcc void @foo2(ptr swifterror) |
| |
| ; Make sure we properly assign registers during fast-isel. |
| define swiftcc ptr @testAssign(ptr %error_ref) { |
| ; CHECK-APPLE-LABEL: testAssign: |
| ; CHECK-APPLE: @ %bb.0: @ %entry |
| ; CHECK-APPLE-NEXT: push {r8, lr} |
| ; CHECK-APPLE-NEXT: sub sp, sp, #4 |
| ; CHECK-APPLE-NEXT: mov r8, #0 |
| ; CHECK-APPLE-NEXT: bl _foo2 |
| ; CHECK-APPLE-NEXT: mov r0, r8 |
| ; CHECK-APPLE-NEXT: add sp, sp, #4 |
| ; CHECK-APPLE-NEXT: pop {r8, pc} |
| ; |
| ; CHECK-O0-LABEL: testAssign: |
| ; CHECK-O0: @ %bb.0: @ %entry |
| ; CHECK-O0-NEXT: push {r7, lr} |
| ; CHECK-O0-NEXT: mov r7, sp |
| ; CHECK-O0-NEXT: push {r8} |
| ; CHECK-O0-NEXT: sub sp, sp, #8 |
| ; CHECK-O0-NEXT: @ implicit-def: $r1 |
| ; CHECK-O0-NEXT: mov r8, #0 |
| ; CHECK-O0-NEXT: bl _foo2 |
| ; CHECK-O0-NEXT: str r8, [sp] @ 4-byte Spill |
| ; CHECK-O0-NEXT: @ %bb.1: @ %a |
| ; CHECK-O0-NEXT: ldr r0, [sp] @ 4-byte Reload |
| ; CHECK-O0-NEXT: sub sp, r7, #4 |
| ; CHECK-O0-NEXT: pop {r8} |
| ; CHECK-O0-NEXT: pop {r7, pc} |
| ; |
| ; CHECK-ANDROID-LABEL: testAssign: |
| ; CHECK-ANDROID: @ %bb.0: @ %entry |
| ; CHECK-ANDROID-NEXT: .save {r8, lr} |
| ; CHECK-ANDROID-NEXT: push {r8, lr} |
| ; CHECK-ANDROID-NEXT: .pad #8 |
| ; CHECK-ANDROID-NEXT: sub sp, sp, #8 |
| ; CHECK-ANDROID-NEXT: mov r8, #0 |
| ; CHECK-ANDROID-NEXT: bl foo2 |
| ; CHECK-ANDROID-NEXT: mov r0, r8 |
| ; CHECK-ANDROID-NEXT: add sp, sp, #8 |
| ; CHECK-ANDROID-NEXT: pop {r8, pc} |
| entry: |
| %error_ptr = alloca swifterror ptr |
| store ptr null, ptr %error_ptr |
| call swiftcc void @foo2(ptr swifterror %error_ptr) |
| br label %a |
| |
| a: |
| %error = load ptr, ptr %error_ptr |
| ret ptr %error |
| } |
