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1; RUN: llc < %s -mtriple=thumbv7m -mattr=+execute-only -O0 %s -o - \2; RUN: | FileCheck --check-prefix=CHECK-SUBW-ADDW %s3; RUN: llc < %s -mtriple=thumbv8m.base -mattr=+execute-only -O0 %s -o - \4; RUN: | FileCheck --check-prefix=CHECK-MOVW-MOVT-ADD %s5; RUN: llc < %s -mtriple=thumbv8m.base -mcpu=cortex-m23 -mattr=+execute-only -O0 %s -o - \6; RUN: | FileCheck --check-prefix=CHECK-MOVW-MOVT-ADD %s7; RUN: llc < %s -mtriple=thumbv8m.main -mattr=+execute-only -O0 %s -o - \8; RUN: | FileCheck --check-prefix=CHECK-SUBW-ADDW %s9 10define i8 @test_big_stack_frame() {11; CHECK-SUBW-ADDW-LABEL: test_big_stack_frame:12; CHECK-SUBW-ADDW-NOT: ldr {{r[0-9]+}}, .{{.*}}13; CHECK-SUBW-ADDW: sub.w sp, sp, #6553614; CHECK-SUBW-ADDW-NOT: ldr {{r[0-9]+}}, .{{.*}}15; CHECK-SUBW-ADDW: add.w [[REG1:r[0-9]+|lr]], sp, #25516; CHECK-SUBW-ADDW: add.w {{r[0-9]+}}, [[REG1]], #6528017; CHECK-SUBW-ADDW-NOT: ldr {{r[0-9]+}}, .{{.*}}18; CHECK-SUBW-ADDW: add.w [[REGX:r[0-9]+|lr]], sp, #6144019; CHECK-SUBW-ADDW-NOT: ldr {{r[0-9]+}}, .{{.*}}20; CHECK-SUBW-ADDW: add.w sp, sp, #6553621 22; CHECK-MOVW-MOVT-ADD-LABEL: test_big_stack_frame:23; CHECK-MOVW-MOVT-ADD-NOT: ldr {{r[0-9]+}}, .{{.*}}24; CHECK-MOVW-MOVT-ADD: movw [[REG1:r[0-9]+]], #025; CHECK-MOVW-MOVT-ADD: movt [[REG1]], #6553526; CHECK-MOVW-MOVT-ADD: add sp, [[REG1]]27; CHECK-MOVW-MOVT-ADD-NOT: ldr {{r[0-9]+}}, .{{.*}}28; CHECK-MOVW-MOVT-ADD: movw [[REG2:r[0-9]+]], #6553229; CHECK-MOVW-MOVT-ADD: add [[REG2]], sp30; CHECK-MOVW-MOVT-ADD-NOT: ldr {{r[0-9]+}}, .{{.*}}31; CHECK-MOVW-MOVT-ADD: movw [[REG3:r[0-9]+]], #6553232; CHECK-MOVW-MOVT-ADD: add [[REG3]], sp33; CHECK-MOVW-MOVT-ADD-NOT: ldr {{r[0-9]+}}, .{{.*}}34; CHECK-MOVW-MOVT-ADD: movw [[REG4:r[0-9]+]], #035; CHECK-MOVW-MOVT-ADD: movt [[REG4]], #136; CHECK-MOVW-MOVT-ADD: add sp, [[REG4]]37 38entry:39 %s1 = alloca i840 %buffer = alloca [65528 x i8], align 141 call void @foo(ptr %s1)42 %load = load i8, ptr %s143 ret i8 %load44}45 46declare void @foo(ptr)47