82 lines
2.7 KiB
LLVM
82 lines
2.7 KiB
LLVM
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; RUN: llc -mtriple=aarch64-linux-gnu -verify-machineinstrs < %s | FileCheck %s
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; RUN: llc -mtriple=aarch64-apple-darwin -code-model=large -verify-machineinstrs < %s | FileCheck %s --check-prefix=LARGE
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; RUN: llc -mtriple=aarch64-apple-darwin -code-model=large -fast-isel -fast-isel-abort=1 -verify-machineinstrs < %s | FileCheck %s --check-prefix=LARGE
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; RUN: llc -mtriple=aarch64-none-eabi -code-model=tiny -verify-machineinstrs < %s | FileCheck %s --check-prefix=TINY
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@varf32 = global float 0.0
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@varf64 = global double 0.0
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define void @check_float() {
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; CHECK-LABEL: check_float:
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; TINY-LABEL: check_float:
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%val = load float, float* @varf32
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%newval1 = fadd float %val, 8.5
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store volatile float %newval1, float* @varf32
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; CHECK-DAG: fmov {{s[0-9]+}}, #8.5
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; TINY-DAG: fmov {{s[0-9]+}}, #8.5
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%newval2 = fadd float %val, 128.0
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store volatile float %newval2, float* @varf32
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; CHECK-DAG: mov [[W128:w[0-9]+]], #1124073472
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; CHECK-DAG: fmov {{s[0-9]+}}, [[W128]]
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; TINY-DAG: mov [[W128:w[0-9]+]], #1124073472
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; TINY-DAG: fmov {{s[0-9]+}}, [[W128]]
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; CHECK: ret
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; TINY: ret
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ret void
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}
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define void @check_double() {
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; CHECK-LABEL: check_double:
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; TINY-LABEL: check_double:
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%val = load double, double* @varf64
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%newval1 = fadd double %val, 8.5
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store volatile double %newval1, double* @varf64
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; CHECK-DAG: fmov {{d[0-9]+}}, #8.5
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; TINY-DAG: fmov {{d[0-9]+}}, #8.5
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%newval2 = fadd double %val, 128.0
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store volatile double %newval2, double* @varf64
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; CHECK-DAG: mov [[X128:x[0-9]+]], #4638707616191610880
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; CHECK-DAG: fmov {{d[0-9]+}}, [[X128]]
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; TINY-DAG: mov [[X128:x[0-9]+]], #4638707616191610880
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; TINY-DAG: fmov {{d[0-9]+}}, [[X128]]
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; 64-bit ORR followed by MOVK.
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; CHECK-DAG: mov [[XFP0:x[0-9]+]], #1082331758844
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; CHECK-DAG: movk [[XFP0]], #64764, lsl #16
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; CHECk-DAG: fmov {{d[0-9]+}}, [[XFP0]]
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%newval3 = fadd double %val, 0xFCFCFC00FC
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store volatile double %newval3, double* @varf64
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; CHECK: ret
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; TINY: ret
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ret void
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}
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; LARGE-LABEL: check_float2
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; LARGE: mov [[REG:w[0-9]+]], #4059
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; LARGE-NEXT: movk [[REG]], #16457, lsl #16
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; LARGE-NEXT: fmov s0, [[REG]]
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; TINY-LABEL: check_float2
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; TINY: mov [[REG:w[0-9]+]], #4059
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; TINY-NEXT: movk [[REG]], #16457, lsl #16
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define float @check_float2() {
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ret float 3.14159274101257324218750
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}
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; LARGE-LABEL: check_double2
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; LARGE: mov [[REG:x[0-9]+]], #11544
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; LARGE-NEXT: movk [[REG]], #21572, lsl #16
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; LARGE-NEXT: movk [[REG]], #8699, lsl #32
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; LARGE-NEXT: movk [[REG]], #16393, lsl #48
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; LARGE-NEXT: fmov d0, [[REG]]
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; TINY-LABEL: check_double2
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; TINY: ldr d0, .LCPI3_0
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define double @check_double2() {
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ret double 3.1415926535897931159979634685441851615905761718750
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}
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