51 lines · plain
1# RUN: llc %s -mtriple=aarch64-apple-ios -run-pass=aarch64-collect-loh -run-pass=machine-outliner -stats -o - 2>%t | FileCheck %s2# RUN: FileCheck %s --input-file=%t --check-prefix=STATS3# REQUIRES: asserts4 5--- |6 define void @func0() noredzone minsize { ret void }7 8 @g0 = external global i329...10---11# CHECK-LABEL: name: func012name: func013tracksRegLiveness: true14body: |15 ; CHECK-LABEL: bb.0:16 bb.0:17 ; CHECK: BL @OUTLINED_FUNCTION_018 $x10 = ADRP target-flags(aarch64-page) @g019 $x11 = ADDXri $x10, target-flags(aarch64-pageoff) @g0, 020 $w0 = ORRWri $wzr, 121 $w0 = ORRWri $wzr, 122 $w0 = ORRWri $wzr, 123 $w0 = ORRWri $wzr, 124 25 ; CHECK-LABEL: bb.1:26 bb.1:27 ; CHECK: BL @OUTLINED_FUNCTION_028 ; MCLOH_AdrpAdd is not generated because $x11 is still live. If we want to29 ; outline these instructions, we must remove the MCLOH_AdrpAdd from bb.0.30 $x10 = ADRP target-flags(aarch64-page) @g031 $x11 = ADDXri $x10, target-flags(aarch64-pageoff) @g0, 032 $w0 = ORRWri $wzr, 133 $w0 = ORRWri $wzr, 134 $w0 = ORRWri $wzr, 135 $w0 = ORRWri $wzr, 136 ; CHECK: $x12 = ADDXri $x11, target-flags(aarch64-pageoff) @g0, 037 $x12 = ADDXri $x11, target-flags(aarch64-pageoff) @g0, 038 39...40 41# CHECK-LABEL: name: OUTLINED_FUNCTION_042# CHECK: $x10 = ADRP target-flags(aarch64-page) @g043# CHECK: $x11 = ADDXri $x10, target-flags(aarch64-pageoff) @g0, 044# CHECK: $w0 = ORRWri $wzr, 145# CHECK: $w0 = ORRWri $wzr, 146# CHECK: $w0 = ORRWri $wzr, 147# CHECK: $w0 = ORRWri $wzr, 148 49# STATS: 1 aarch64-collect-loh - Number of simplifiable ADRP + ADD50# STATS: 1 machine-outliner - Total number of Linker Optimization Hints removed51